diff --git a/.gitignore b/.gitignore
index a97ec57d..127c1841 100644
--- a/.gitignore
+++ b/.gitignore
@@ -34,7 +34,6 @@ __pycache__
 /doc/version.tex
 
 # test files
-*network.png
 *arma.pk
 *heron.lib
 *outer.xml
diff --git a/tests/integration_tests/ARMA/NYISO/nyiso_arma_2yr.pk b/tests/integration_tests/ARMA/NYISO/nyiso_arma_2yr.pk
index 161b688a..5b55e2ae 100644
Binary files a/tests/integration_tests/ARMA/NYISO/nyiso_arma_2yr.pk and b/tests/integration_tests/ARMA/NYISO/nyiso_arma_2yr.pk differ
diff --git a/tests/integration_tests/ARMA/Sine/arma.pk b/tests/integration_tests/ARMA/Sine/arma.pk
index 5571703b..2fe7ac64 100644
Binary files a/tests/integration_tests/ARMA/Sine/arma.pk and b/tests/integration_tests/ARMA/Sine/arma.pk differ
diff --git a/tests/integration_tests/ARMA/Sine30yr/arma_30yr.pk b/tests/integration_tests/ARMA/Sine30yr/arma_30yr.pk
index f0524162..5bcdfbad 100644
Binary files a/tests/integration_tests/ARMA/Sine30yr/arma_30yr.pk and b/tests/integration_tests/ARMA/Sine30yr/arma_30yr.pk differ
diff --git a/tests/integration_tests/ARMA/Sine_Hour/arma.pk b/tests/integration_tests/ARMA/Sine_Hour/arma.pk
index ea36064a..db3482b0 100644
Binary files a/tests/integration_tests/ARMA/Sine_Hour/arma.pk and b/tests/integration_tests/ARMA/Sine_Hour/arma.pk differ
diff --git a/tests/integration_tests/ROM/linear_rom.pk b/tests/integration_tests/ROM/linear_rom.pk
index 1ce05f44..9c43f633 100644
Binary files a/tests/integration_tests/ROM/linear_rom.pk and b/tests/integration_tests/ROM/linear_rom.pk differ
diff --git a/tests/integration_tests/mechanics/result_statistics/gold/Sweep_Runs_o/sweep.csv b/tests/integration_tests/mechanics/result_statistics/gold/Sweep_Runs_o/sweep.csv
index 63f0ca91..30ec354f 100644
--- a/tests/integration_tests/mechanics/result_statistics/gold/Sweep_Runs_o/sweep.csv
+++ b/tests/integration_tests/mechanics/result_statistics/gold/Sweep_Runs_o/sweep.csv
@@ -1,3 +1,3 @@
-BOP_capacity,Electric_Grid_capacity,mean_NPV,std_NPV,med_NPV,min_NPV,max_NPV,var_NPV,perc_5_NPV,perc_95_NPV,varCoeff_NPV,skew_NPV,kurt_NPV,samp_NPV,sharpe_NPV,sortino_median_NPV,glr_median_NPV,es_0.05_NPV,VaR_0.05_NPV,ProbabilityWeight,prefix,ProbabilityWeight-BOP_capacity,PointProbability
-1095.0,-1e+200,32365.3088338,3.28481006212e-06,32365.3088333,32365.3088309,32365.3088374,1.07899771442e-11,32365.3088311,32365.308837,1.0149169529e-10,0.714285990046,-703744898.055,3.0,9853022921.21,22895611529.9,1.65630441889,-32365.3088309,-32365.3088311,0.5,1,0.5,0.333333333333
-1098.0,-1e+200,32453.9809128,3.29381023062e-06,32453.9809123,32453.9809098,32453.9809164,1.08491858354e-11,32453.9809101,32453.980916,1.01491716516e-10,0.714298331064,-2105487593.27,3.0,9853020860.49,22895675664.7,1.65631195711,-32453.9809098,-32453.9809101,0.5,2,0.5,0.333333333333
+BOP_capacity,Electric_Grid_capacity,mean_NPV,std_NPV,med_NPV,min_NPV,max_NPV,var_NPV,perc_5_NPV,perc_95_NPV,varCoeff_NPV,skew_NPV,kurt_NPV,samp_NPV,sharpe_NPV,sortino_median_NPV,glr_median_NPV,es_0.05_NPV,VaR_0.05_NPV,PointProbability,ProbabilityWeight-BOP_capacity,prefix,ProbabilityWeight
+1095.0,-1e+200,32365.3088338,3.28481336702e-06,32365.3088333,32365.3088309,32365.3088374,1.07899988562e-11,32365.3088311,32365.308837,1.01491797402e-10,0.714285575694,-1407482650.22,3.0,9853013007.91,22895543491.7,1.6562994969,-32365.3088309,-32365.3088311,0.333333333333,0.5,1,0.5
+1098.0,-1e+200,32453.9809128,3.29381023062e-06,32453.9809123,32453.9809098,32453.9809164,1.08491858354e-11,32453.9809101,32453.980916,1.01491716516e-10,0.714298331064,-2105487593.27,3.0,9853020860.49,22895675664.7,1.65631195711,-32453.9809098,-32453.9809101,0.333333333333,0.5,2,0.5