anchor.diff:  Merced,2048,Proposition 50,,,No,41
   Merced,2048,Proposition 50,,,Yes,214
   Merced,2048,State Assembly,21,DEM,Adam Gray,161
  -Merced,2048,State Assembly,21,,Brien J. Rahilly,1
  +Merced,2048,State Assembly,21,REP,Brien J. Rahilly,1
   Merced,2048,State Assembly,21,REP,Greg Opinski,101
   Merced,2048,U.S. House,16,REP,David Rogers,49
   Merced,2048,U.S. House,16,DEM,Jim Costa,102
  
positive.code: Merced,2049,Proposition 50,,,No,51
  Merced,2049,Proposition 50,,,Yes,242
  Merced,2049,State Assembly,21,DEM,Adam Gray,213
  Merced,2049,State Assembly,21,,Brien J. Rahilly,1
  Merced,2049,State Assembly,21,REP,Greg Opinski,97
  Merced,2049,U.S. House,16,REP,David Rogers,42
  Merced,2049,U.S. House,16,DEM,Jim Costa,157
  
negative.code: Merced,91142,Proposition 50,,,No,21
  Merced,91142,Proposition 50,,,Yes,75
  Merced,91142,State Assembly,21,DEM,Adam Gray,40
  Merced,91142,State Assembly,21,REP,Brien J. Rahilly,2
  Merced,91142,State Assembly,21,REP,Greg Opinski,58
  Merced,91142,U.S. House,16,REP,David Rogers,34
  Merced,91142,U.S. House,16,DEM,Jim Costa,13
  