Include agent totals per risk level in model data collection

[rlskoeser]

per #62

[codecov]

Codecov Report

Merging #66 (818e0a9) into doc-convergence (6e130c7) will increase coverage by 1.48%.
The diff coverage is 100.00%.

Additional details and impacted files

@@                 Coverage Diff                 @@
##           doc-convergence      #66      +/-   ##
===================================================
+ Coverage            63.66%   65.15%   +1.48%     
===================================================
  Files                   16       16              
  Lines                  823      858      +35     
===================================================
+ Hits                   524      559      +35     
  Misses                 299      299              

[rlskoeser]

Have been using this code successfully for large scale batch run / parameter sweep on the cluster, and using revised data collection to do data analysis, and everything seems to be working well.