1987: 10;
2001: 1,2,3,4,5,6,7,9,10,11,12;
2002: 1,2,3,4,5,6,8,9,10,11,12;
2003: 1,2,3,4,5,6,7,8,9,10,11,12;
2004: 9;
2005: 2,3;
2006: 1,4,7;
2007: 1,2,3,4,5,6,7,8,9,10,11,12;
2010: 1,2,3,4,7,8,9,10,11,12;
2011: 1,2,3,4,5,6,7,8,9,10,11,12;
2012: 1,2,3,4,5,6,7,8,9,10,11,12;
2013: 1,2,3,4;