diff --git a/src/test/java/gov/usgs/earthquake/nshmp/model/NshmTests.java b/src/test/java/gov/usgs/earthquake/nshmp/model/NshmTests.java
index ba2e51d86bbc754e707e9c91d88d55690e7a6cfc..60295b233bc585d46134e7c229a27b68687a50c1 100644
--- a/src/test/java/gov/usgs/earthquake/nshmp/model/NshmTests.java
+++ b/src/test/java/gov/usgs/earthquake/nshmp/model/NshmTests.java
@@ -87,17 +87,17 @@ class NshmTests {
    */
   public static void main(String[] args) throws IOException {
     // run single model
-    // NshmModel nshmModel =
-    // NshmTestUtils.loadModel(NSHMS.get("nshm-alaska-2023"));
+    NshmModel nshmModel =
+        NshmTestUtils.loadModel(NSHMS.get("nshm-conus-2023"));
+    NshmTestUtils.writeExpecteds(nshmModel);
+    nshmModel.exec.shutdown();
+
+    // for (Nshm nshm : NSHMS.values()) {
+    // /* Initialize and shut down executor to generate results. */
+    // NshmModel nshmModel = NshmTestUtils.loadModel(nshm);
     // NshmTestUtils.writeExpecteds(nshmModel);
     // nshmModel.exec.shutdown();
-
-    for (Nshm nshm : NSHMS.values()) {
-      /* Initialize and shut down executor to generate results. */
-      NshmModel nshmModel = NshmTestUtils.loadModel(nshm);
-      NshmTestUtils.writeExpecteds(nshmModel);
-      nshmModel.exec.shutdown();
-    }
+    // }
   }
 
   /**
diff --git a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-BOSTON_MA.json b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-BOSTON_MA.json
index 9b047f707ab52c84e81c549333a3e520120c033f..bd295c0312bbd524b24fce5a12136583e11ba314 100644
--- a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-BOSTON_MA.json
+++ b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-BOSTON_MA.json
@@ -24,25 +24,25 @@
     ],
     "ys": [
       0.03140199836610397,
-      0.021117409797304226,
-      0.01379295178931493,
-      0.00869656700708949,
+      0.021117409797304223,
+      0.013792951789314932,
+      0.008696567007089488,
       0.005290805654625041,
-      0.003036490917270708,
+      0.0030364909172707075,
       0.0016751011556612925,
       8.677373903714001E-4,
-      4.289188926721494E-4,
+      4.289188926721495E-4,
       2.0235316825357782E-4,
-      9.205602846076074E-5,
+      9.205602846076073E-5,
       4.063482489850078E-5,
-      1.7359710544267037E-5,
+      1.7359710544267034E-5,
       7.075729925264028E-6,
-      2.6818721948072718E-6,
-      9.250128128146017E-7,
-      2.7305393243278333E-7,
-      6.769575736079953E-8,
+      2.681872194807273E-6,
+      9.25012812814602E-7,
+      2.730539324327833E-7,
+      6.769575736079954E-8,
       1.3129696503476157E-8,
-      1.7698286907721423E-9
+      1.7698286907721421E-9
     ]
   },
   "5.00 Second Spectral Acceleration": {
@@ -69,25 +69,25 @@
       0.7929925155296614
     ],
     "ys": [
-      0.005867292219110497,
-      0.003824832868466257,
-      0.0023929312222295933,
-      0.0014244814734809628,
-      7.967755787146476E-4,
+      0.005867292219110499,
+      0.0038248328684662566,
+      0.002392931222229593,
+      0.001424481473480963,
+      7.967755787146474E-4,
       4.198025397391885E-4,
-      2.0599827713582025E-4,
-      9.542841191828279E-5,
-      4.195397953754037E-5,
-      1.7519733455529052E-5,
-      7.015770739727138E-6,
-      2.6927344093994585E-6,
+      2.059982771358202E-4,
+      9.54284119182828E-5,
+      4.195397953754035E-5,
+      1.751973345552905E-5,
+      7.015770739727137E-6,
+      2.6927344093994568E-6,
       9.68504940016099E-7,
-      3.290536380670676E-7,
+      3.2905363806706766E-7,
       9.720308639640623E-8,
-      2.499951673620781E-8,
-      5.155486497350212E-9,
+      2.4999516736207815E-8,
+      5.155486497350211E-9,
       7.983811170654452E-10,
-      7.727267238902779E-11,
+      7.727267238902777E-11,
       3.0632279373181007E-12
     ]
   },
@@ -115,23 +115,23 @@
       1.6428726885203377
     ],
     "ys": [
-      0.05768176631979705,
-      0.0430924372074033,
+      0.057681766319797066,
+      0.04309243720740332,
       0.03158998092630394,
-      0.022537892785624517,
-      0.015579065356071974,
-      0.010411063715061494,
+      0.022537892785624514,
+      0.015579065356071977,
+      0.010411063715061496,
       0.006729305958030286,
-      0.004190647005685594,
+      0.004190647005685595,
       0.0025344410360458387,
-      0.001489394101283274,
+      0.0014893941012832743,
       8.561569042062332E-4,
-      4.728987737605025E-4,
+      4.7289877376050247E-4,
       2.5571611197859763E-4,
       1.3131447973005453E-4,
       6.397823652524017E-5,
-      2.8667301419849297E-5,
-      1.1501063261195743E-5,
+      2.86673014198493E-5,
+      1.150106326119574E-5,
       3.961898044829674E-6,
       1.1443125622382274E-6,
       2.5335867375548424E-7
@@ -161,24 +161,24 @@
       1.998773638612381
     ],
     "ys": [
-      0.08723799512304442,
+      0.08723799512304443,
       0.06581562207023935,
       0.04807392701104474,
       0.03409402467179439,
       0.023127784976379094,
-      0.01519225348628602,
-      0.009568028782612533,
-      0.005764951207487774,
-      0.0033438874658604564,
-      0.0018660267533230903,
-      0.0010059800226474966,
-      5.239362908329591E-4,
-      2.6305702100226733E-4,
+      0.015192253486286018,
+      0.009568028782612537,
+      0.0057649512074877726,
+      0.0033438874658604572,
+      0.0018660267533230908,
+      0.0010059800226474968,
+      5.23936290832959E-4,
+      2.630570210022674E-4,
       1.2659826495025258E-4,
-      5.777116085974566E-5,
-      2.450126731406833E-5,
-      9.477521675844408E-6,
-      3.242723631229073E-6,
+      5.7771160859745676E-5,
+      2.4501267314068323E-5,
+      9.477521675844412E-6,
+      3.2427236312290734E-6,
       9.362399575687823E-7,
       2.1770787463930905E-7
     ]
diff --git a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-CHICAGO_IL.json b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-CHICAGO_IL.json
index 341ec40b128989ff963a97ad05e1134f791f917e..bf0f8218bf90e15b9d838e0c68f59917ac1fd421 100644
--- a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-CHICAGO_IL.json
+++ b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-CHICAGO_IL.json
@@ -23,26 +23,26 @@
       1.7119945007591924
     ],
     "ys": [
-      0.028716965168264,
-      0.01886487994515705,
+      0.028716965168263994,
+      0.018864879945157037,
       0.012214410336495216,
       0.007811378755969861,
-      0.004958072843068914,
-      0.0030430254157746547,
+      0.004958072843068912,
+      0.003043025415774655,
       0.001801194832614685,
-      9.78138997366046E-4,
-      4.774219607796428E-4,
-      2.020054821950422E-4,
-      7.245783442942092E-5,
-      2.1673952969917548E-5,
-      5.473081124101165E-6,
-      1.3049230514184375E-6,
-      3.396231647344524E-7,
-      1.0683367558362431E-7,
-      2.9773479240922235E-8,
-      6.962943852677989E-9,
-      1.2649325781181002E-9,
-      1.5888452390126723E-10
+      9.781389973660458E-4,
+      4.7742196077964286E-4,
+      2.0200548219504228E-4,
+      7.245783442942089E-5,
+      2.1673952969917555E-5,
+      5.473081124101164E-6,
+      1.3049230514184373E-6,
+      3.3962316473445227E-7,
+      1.068336755836243E-7,
+      2.9773479240922238E-8,
+      6.96294385267799E-9,
+      1.2649325781181E-9,
+      1.588845239012672E-10
     ]
   },
   "5.00 Second Spectral Acceleration": {
@@ -69,26 +69,26 @@
       0.7929925155296614
     ],
     "ys": [
-      0.007107163927520146,
-      0.005044374961729104,
-      0.0036098092001682334,
-      0.002566612826496862,
+      0.007107163927520147,
+      0.005044374961729101,
+      0.003609809200168233,
+      0.0025666128264968625,
       0.0017569962891242118,
       0.0011261235004660468,
-      6.477313305370011E-4,
-      3.251738192982299E-4,
-      1.3834151213638156E-4,
-      4.821034174852281E-5,
-      1.3350914739802089E-5,
-      2.8151215514871247E-6,
+      6.477313305370014E-4,
+      3.2517381929822984E-4,
+      1.3834151213638158E-4,
+      4.8210341748522806E-5,
+      1.3350914739802084E-5,
+      2.815121551487124E-6,
       4.3883529699940863E-7,
-      5.3884401669757356E-8,
-      9.528067482900411E-9,
-      2.381287271761181E-9,
-      5.049535398817942E-10,
+      5.3884401669757375E-8,
+      9.528067482900414E-9,
+      2.3812872717611815E-9,
+      5.049535398817941E-10,
       8.505766114071679E-11,
-      9.735929496440572E-12,
-      5.151390743421167E-13
+      9.73592949644057E-12,
+      5.151390743421166E-13
     ]
   },
   "Peak Ground Acceleration": {
@@ -115,26 +115,26 @@
       1.6428726885203377
     ],
     "ys": [
-      0.0351216741448582,
+      0.03512167414485821,
       0.023211200244723885,
-      0.015217197102548959,
-      0.009865315238999507,
-      0.0062893816628032655,
-      0.0038894953821493623,
-      0.0022910218368709465,
-      0.0012601925559916993,
-      6.544817819640684E-4,
-      3.269742624513813E-4,
-      1.6306741803760654E-4,
-      8.137426381044411E-5,
-      4.161546426829107E-5,
-      2.080762388680752E-5,
-      1.001141506832018E-5,
-      4.44687071224383E-6,
-      1.7683274720331923E-6,
-      6.028249709072296E-7,
+      0.015217197102548954,
+      0.009865315238999509,
+      0.006289381662803265,
+      0.0038894953821493636,
+      0.0022910218368709483,
+      0.001260192555991699,
+      6.54481781964068E-4,
+      3.269742624513814E-4,
+      1.630674180376065E-4,
+      8.13742638104441E-5,
+      4.1615464268291055E-5,
+      2.0807623886807524E-5,
+      1.0011415068320185E-5,
+      4.446870712243829E-6,
+      1.7683274720331918E-6,
+      6.028249709072294E-7,
       1.7201583835604052E-7,
-      3.7521157074011703E-8
+      3.75211570740117E-8
     ]
   },
   "0.20 Second Spectral Acceleration": {
@@ -161,26 +161,26 @@
       1.998773638612381
     ],
     "ys": [
-      0.06640900091125866,
-      0.04481552596821446,
-      0.02929024731626321,
-      0.018772343014893264,
-      0.011679854583179558,
-      0.007173629474797435,
-      0.004252887054863991,
-      0.002382839867435222,
-      0.0012464263395316187,
-      6.014244596026235E-4,
-      2.7052055821085266E-4,
-      1.1629834415263532E-4,
+      0.06640900091125869,
+      0.044815525968214455,
+      0.029290247316263212,
+      0.018772343014893268,
+      0.011679854583179553,
+      0.007173629474797434,
+      0.00425288705486399,
+      0.0023828398674352216,
+      0.0012464263395316189,
+      6.01424459602623E-4,
+      2.7052055821085276E-4,
+      1.162983441526353E-4,
       4.94038659917164E-5,
-      2.1122171127527715E-5,
-      8.964616707914122E-6,
+      2.1122171127527722E-5,
+      8.964616707914119E-6,
       3.6358487148704516E-6,
-      1.360029335615549E-6,
-      4.51150734168798E-7,
-      1.258059605263143E-7,
-      2.7975224069953314E-8
+      1.3600293356155483E-6,
+      4.5115073416879813E-7,
+      1.2580596052631427E-7,
+      2.797522406995332E-8
     ]
   }
 }
\ No newline at end of file
diff --git a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-NEW_MADRID_MO.json b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-NEW_MADRID_MO.json
index 261bf9a7062ee602d28b153d0bf74b27a795afc6..7682dada668130d3fbb71e1970ca33a1e2082a93 100644
--- a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-NEW_MADRID_MO.json
+++ b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-NEW_MADRID_MO.json
@@ -24,25 +24,25 @@
     ],
     "ys": [
       0.09850176713422258,
-      0.07312729909012126,
-      0.05308397184730751,
+      0.07312729909012128,
+      0.053083971847307516,
       0.03768446624790958,
-      0.02630808344095556,
-      0.01790809043786765,
-      0.012160029178287754,
-      0.008222905743560025,
-      0.005692879397239757,
-      0.0041037978211855425,
-      0.0031069691710146207,
-      0.0024215583101441906,
-      0.001854411189102515,
-      0.0013192248814640891,
+      0.026308083440955563,
+      0.017908090437867646,
+      0.012160029178287752,
+      0.008222905743560023,
+      0.005692879397239758,
+      0.004103797821185542,
+      0.00310696917101462,
+      0.00242155831014419,
+      0.0018544111891025147,
+      0.0013192248814640894,
       8.294421357236949E-4,
-      4.468168964229126E-4,
-      1.9751472450576995E-4,
+      4.468168964229127E-4,
+      1.9751472450576986E-4,
       7.082379863370093E-5,
-      1.9544561496314157E-5,
-      3.88357952865561E-6
+      1.954456149631417E-5,
+      3.883579528655611E-6
     ]
   },
   "5.00 Second Spectral Acceleration": {
@@ -69,26 +69,26 @@
       0.7929925155296614
     ],
     "ys": [
-      0.020226805685536923,
-      0.014456993690890865,
-      0.010311275339298464,
+      0.020226805685536926,
+      0.014456993690890863,
+      0.010311275339298471,
       0.007410282372372471,
-      0.005420242154345005,
-      0.004112202045405046,
+      0.005420242154345008,
+      0.004112202045405045,
       0.0032598918457679518,
-      0.0027056013898286713,
+      0.002705601389828671,
       0.002295628152726618,
-      0.001909728430262791,
-      0.0014958430610445947,
-      0.0010702048038474616,
-      6.794014527943354E-4,
-      3.777448399802698E-4,
-      1.7431530417571855E-4,
-      6.676688108364843E-5,
-      2.010923480249365E-5,
+      0.0019097284302627905,
+      0.0014958430610445951,
+      0.0010702048038474618,
+      6.794014527943355E-4,
+      3.7774483998026975E-4,
+      1.7431530417571852E-4,
+      6.676688108364841E-5,
+      2.0109234802493648E-5,
       4.489749073748097E-6,
-      6.69242122394876E-7,
-      4.398566361226216E-8
+      6.692421223948756E-7,
+      4.398566361226214E-8
     ]
   },
   "Peak Ground Acceleration": {
@@ -116,25 +116,25 @@
     ],
     "ys": [
       0.1886054256128138,
-      0.16275334197403102,
-      0.13755397463891877,
+      0.16275334197403096,
+      0.1375539746389188,
       0.11317989772270942,
-      0.09047602199495315,
-      0.07032705935347142,
+      0.09047602199495318,
+      0.07032705935347143,
       0.05330210287581899,
-      0.03936547661127353,
-      0.028495426301947097,
+      0.03936547661127352,
+      0.028495426301947083,
       0.02022888255013566,
       0.014163984801627954,
       0.00972284422318302,
       0.00669613851628052,
-      0.004611542864451253,
-      0.003196105674453867,
-      0.0021516250421904116,
+      0.004611542864451254,
+      0.0031961056744538668,
+      0.0021516250421904108,
       0.0013255803040000025,
       6.922864839444246E-4,
-      2.910424437563198E-4,
-      9.122232638554797E-5
+      2.910424437563199E-4,
+      9.1222326385548E-5
     ]
   },
   "0.20 Second Spectral Acceleration": {
@@ -161,26 +161,26 @@
       1.998773638612381
     ],
     "ys": [
-      0.22470370542893037,
-      0.1939084405485559,
-      0.16314578939913849,
+      0.2247037054289303,
+      0.193908440548556,
+      0.16314578939913846,
       0.1334721570174714,
       0.10507322983912896,
-      0.08032395568597926,
-      0.059464867655382836,
-      0.0427127849672139,
-      0.029944507690815473,
-      0.020496635602782646,
-      0.013767300330333573,
-      0.009150639601752168,
-      0.006113656085200025,
+      0.08032395568597925,
+      0.05946486765538283,
+      0.04271278496721389,
+      0.02994450769081548,
+      0.02049663560278264,
+      0.013767300330333571,
+      0.009150639601752166,
+      0.006113656085200024,
       0.004178588006264202,
       0.0029323165891444636,
-      0.002053070561467998,
-      0.0013503046278127767,
+      0.0020530705614679986,
+      0.0013503046278127765,
       7.713251130950329E-4,
-      3.563473983853019E-4,
-      1.2741054530630147E-4
+      3.56347398385302E-4,
+      1.274105453063015E-4
     ]
   }
 }
\ No newline at end of file
diff --git a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-NEW_YORK_NY.json b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-NEW_YORK_NY.json
index c3f7ca4c11e9f007e9c50610a170e5c3164bda50..6e4be2b9bc7b3361c9a13b281ca8ca6ad8656844 100644
--- a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-NEW_YORK_NY.json
+++ b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-NEW_YORK_NY.json
@@ -23,26 +23,26 @@
       1.7119945007591924
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+      1.0159328170663663E-7,
+      1.9836200055587848E-8,
+      2.6881101620063556E-9
     ]
   },
   "5.00 Second Spectral Acceleration": {
@@ -69,26 +69,26 @@
       0.7929925155296614
     ],
     "ys": [
-      0.0061025079058511095,
-      0.003899067974125618,
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+      4.625232359646363E-12
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   },
   "Peak Ground Acceleration": {
@@ -115,26 +115,26 @@
       1.6428726885203377
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     "ys": [
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+      3.978894235967972E-7
     ]
   },
   "0.20 Second Spectral Acceleration": {
@@ -161,26 +161,26 @@
       1.998773638612381
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     "ys": [
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+      3.339970262028063E-7
     ]
   }
 }
\ No newline at end of file
diff --git a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-RENO_NV.json b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-RENO_NV.json
index eacc54cb23d43bbfafd49b8391373f1ee7bc6fbb..36289ba69d6bb288efc5a15929167891bad00fe8 100644
--- a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-RENO_NV.json
+++ b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-RENO_NV.json
@@ -29,10 +29,10 @@
       0.13624546359391296,
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@@ -69,9 +69,9 @@
       0.7929925155296614
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     "ys": [
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@@ -82,7 +82,7 @@
       3.5518422155049847E-4,
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       3.920291953879094E-9,
@@ -163,7 +163,7 @@
     "ys": [
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+      0.3343622489438483,
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       0.11340616476478484,
diff --git a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-SALT_LAKE_CITY_UT.json b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-SALT_LAKE_CITY_UT.json
index 16ec0510c1ab2d230a160695fa605b09516051fd..1518a288168ae15eeeb327c75ad3f0597485e859 100644
--- a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-SALT_LAKE_CITY_UT.json
+++ b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-SALT_LAKE_CITY_UT.json
@@ -120,7 +120,7 @@
       0.0861981278754339,
       0.06177240482401042,
       0.04303374915551782,
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+      0.029290630408524483,
       0.01953817139931182,
       0.012778226345862159,
       0.008368974319197935,
diff --git a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-SAN_FRANCISCO_CA.json b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-SAN_FRANCISCO_CA.json
index 397c69fe3c1235c10b0107378b51e75cd114d3d7..14e50836587fa5c2727c72892137f4da405e9652 100644
--- a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-SAN_FRANCISCO_CA.json
+++ b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-SAN_FRANCISCO_CA.json
@@ -77,7 +77,7 @@
       0.030155590303921745,
       0.01904155553388089,
       0.011808350337992548,
-      0.00718083336322479,
+      0.007180833363224791,
       0.0041853531191431105,
       0.0022659598771207212,
       0.0010946630897325576,
diff --git a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-SEATTLE_WA.json b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-SEATTLE_WA.json
index 263ffe8c41bd263ac868c1b2eac69af3a4ed7e13..f90a861955e3fbcc760b19823b65670050abb1e8 100644
--- a/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-SEATTLE_WA.json
+++ b/src/test/resources/e2e/nshm-conus-2023/nshm-conus-2023-2023-SEATTLE_WA.json
@@ -29,14 +29,14 @@
       0.08910831230443658,
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       0.043093389988133696,
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       3.114357779727954E-5,
       6.088655157703063E-6,
@@ -69,22 +69,22 @@
       0.7929925155296614
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     "ys": [
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@@ -131,8 +131,8 @@
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@@ -167,17 +167,17 @@
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