anchor.diff:  Merced,2043,Proposition 50,,,No,90
   Merced,2043,Proposition 50,,,Yes,279
   Merced,2043,State Assembly,21,DEM,Adam Gray,223
  -Merced,2043,State Assembly,21,,Brien J. Rahilly,1
  +Merced,2043,State Assembly,21,REP,Brien J. Rahilly,1
   Merced,2043,State Assembly,21,REP,Greg Opinski,151
   Merced,2043,U.S. House,16,REP,David Rogers,76
   Merced,2043,U.S. House,16,DEM,Jim Costa,165
  
positive.code: Merced,2050,Proposition 50,,,No,53
  Merced,2050,Proposition 50,,,Yes,201
  Merced,2050,State Assembly,21,DEM,Adam Gray,176
  Merced,2050,State Assembly,21,,Brien J. Rahilly,4
  Merced,2050,State Assembly,21,REP,Greg Opinski,95
  Merced,2050,U.S. House,16,REP,David Rogers,41
  Merced,2050,U.S. House,16,DEM,Jim Costa,158
  
negative.code: Merced,92189,Proposition 50,,,No,21
  Merced,92189,Proposition 50,,,Yes,111
  Merced,92189,State Assembly,21,DEM,Adam Gray,95
  Merced,92189,State Assembly,21,REP,Brien J. Rahilly,1
  Merced,92189,State Assembly,21,REP,Greg Opinski,34
  Merced,92189,U.S. House,16,REP,David Rogers,18
  Merced,92189,U.S. House,16,DEM,Jim Costa,77
  