| 2018 | 2019 | 26,196,000 | 153,168,000 | 179,364,000 | 26,196,000 | 153,168,000 | 179,364,000 |
| 2017 | 2018 | 23,364,000 | 142,776,000 | 166,140,000 | 23,364,000 | 142,776,000 | 166,140,000 |
| 2016 | 2017 | 20,532,000 | 119,468,000 | 140,000,000 | 20,532,000 | 119,468,000 | 140,000,000 |
| 2015 | 2016 | 18,408,000 | 112,899,000 | 131,307,000 | 18,408,000 | 112,899,000 | 131,307,000 |
| 2014 | 2015 | 16,992,000 | 106,091,000 | 123,083,000 | 16,992,000 | 106,091,000 | 123,083,000 |
| 2013 | 2014 | 14,160,000 | 55,999,000 | 70,159,000 | 14,160,000 | 55,999,000 | 70,159,000 |
| 2012 | 2013 | 11,328,000 | 49,177,000 | 60,505,000 | 11,328,000 | 49,177,000 | 60,505,000 |
| 2011 | 2012 | 11,328,000 | 38,202,000 | 49,530,000 | 11,328,000 | 38,202,000 | 49,530,000 |
| 2010 | 2011 | 11,328,000 | 47,910,000 | 59,238,000 | 11,328,000 | 47,910,000 | 59,238,000 |
| 2009 | 2010 | 11,328,000 | 54,443,000 | 65,771,000 | 11,328,000 | 54,443,000 | 65,771,000 |
| 2008 | 2009 | 11,328,000 | 66,713,000 | 78,041,000 | 11,328,000 | 66,713,000 | 78,041,000 |
| 2007 | 2008 | 9,912,000 | 56,432,500 | 66,344,500 | 9,912,000 | 56,432,500 | 66,344,500 |
| 2006 | 2007 | 9,912,000 | 46,721,200 | 56,633,200 | 9,912,000 | 46,721,200 | 56,633,200 |
| 2005 | 2006 | 8,071,200 | 45,114,300 | 53,185,500 | 8,071,200 | 45,114,300 | 53,185,500 |
| 2004 | 2005 | 7,080,000 | 44,257,000 | 51,337,000 | 7,080,000 | 44,257,000 | 51,337,000 |
| 2003 | 2004 | 7,080,000 | 42,831,000 | 49,911,000 | 7,080,000 | 42,831,000 | 49,911,000 |
| 2002 | 2003 | 7,080,000 | 42,878,000 | 49,958,000 | 7,080,000 | 42,878,000 | 49,958,000 |
| 2001 | 2002 | 0 | 0 | 0 | 5,664,000 | 49,336,000 | 55,000,000 |
| 2000 | 2001 | 4,248,000 | 35,826,000 | 40,074,000 | 4,248,000 | 35,826,000 | 40,074,000 |
| 1999 | 2000 | 2,832,000 | 34,376,000 | 37,208,000 | 2,832,000 | 34,376,000 | 37,208,000 |
| 1998 | 1999 | 1,840,000 | 34,363,000 | 36,203,000 | 1,840,000 | 34,363,000 | 36,203,000 |
| 1997 | 1998 | 0 | 0 | 0 | 1,840,000 | 26,059,000 | 27,899,000 |
| 1996 | 1997 | 0 | 0 | 0 | 1,841,000 | 26,059,000 | 27,900,000 |
| 1995 | 1996 | 0 | 0 | 0 | 2,265,600 | 29,434,400 | 31,700,000 |
| 1994 | 1995 | 0 | 0 | 0 | 2,265,600 | 32,034,400 | 34,300,000 |
| 1992 | 1993 | 0 | 0 | 0 | 2,832,000 | 31,831,700 | 34,663,700 |
| 1990 | 1991 | 0 | 0 | 0 | 2,832,000 | 31,831,700 | 34,663,700 |
| 1989 | 1990 | 0 | 0 | 0 | 2,537,400 | 8,333,000 | 10,870,400 |
| 1988 | 1989 | 0 | 0 | 0 | 2,537,400 | 5,000 | 2,542,400 |
| 1986 | 1987 | 0 | 0 | 0 | 297,600 | 1,000 | 298,600 |
| 1984 | 1985 | 0 | 0 | 0 | 242,000 | 1,000 | 243,000 |
| 1982 | 1983 | 0 | 0 | 0 | 242,000 | 1,000 | 243,000 |
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