anchor.diff:  1894,R4521900,28,1,10,1,1994,0,1,TRUE,
   1895,R4522000,29,1,10,1,1994,0,1,TRUE,
   1896,R4522100,30,1,10,1,1994,0,1,TRUE,
  -1898,R4522200,9999,1,10,1,1994,0,0,TRUE,
  -1903,R4522300,9999,1,10,1,1994,1,0,TRUE,
  -1904,R4522400,9995,1,10,1,1994,0,0,TRUE,
  -1905,R4522500,9996,1,10,1,1994,0,0,TRUE,
  -1906,R4522600,9999,1,10,1,1994,2,0,TRUE,
  -1907,R4522700,9997,1,10,1,1994,0,1,TRUE,
  -1908,R4522800,9998,1,10,1,1994,0,1,TRUE,
   1909,R0618200,202,1,8,1,1981,0,0,TRUE,Scored according to 1980 standards
   1911,R0618300,202,1,8,1,1981,1,0,TRUE,Scored according to 1989 standards
   1912,R0618301,203,1,8,1,1981,0,1,TRUE,Scored according to 2006 standards
  
positive.code: 2231,C3993600,511,2,13,2,2010,0,1,TRUE,
  2232,C3993700,512,2,13,2,2010,0,1,TRUE,
  2233,C3993800,513,2,13,2,2010,0,1,TRUE,
  2237,R0214700,103,1,3,1,1979,0,1,TRUE,No missing values
  2239,C0005300,103,2,4,2,0,0,1,TRUE,no missing values
  ,,,,,,,,,,
  2245,R9900600,145,2,5,1,0,1,1,FALSE,
  2246,R9900601,146,2,5,1,0,1,1,FALSE,
  2247,R9901400,145,2,5,1,0,2,1,FALSE,
  
negative.code: 160,R0000100,100,1,3,1,1979,0,0,TRUE,Is read directly in Subject.cs
  43,C0000100,100,2,6,2,0,0,0,TRUE,Is read directly in Subject.cs
  1,R0000149,101,1,3,1,1979,0,0,TRUE,Is read directly in Subject.cs
  1990,R0214800,102,1,3,1,1979,0,0,TRUE,Is read directly in Subject.cs
  1991,C0005400,102,2,4,2,0,0,0,TRUE,Is read directly in Subject.cs
  2237,R0214700,103,1,3,1,1979,0,1,TRUE,No missing values
  2239,C0005300,103,2,4,2,0,0,1,TRUE,no missing values
  26,R0000150,1,1,10,1,1979,1,1,TRUE,
  27,R0000152,1,1,10,1,1979,2,1,TRUE,
  28,R0000154,1,1,10,1,1979,3,1,TRUE,
  