| 2021 | 2022 | 13,514,000 | 1,000 | 13,515,000 | 0 | 13,514,000 | 1,000 | 13,515,000 |
| 2020 | 2021 | 11,834,000 | 1,000 | 11,835,000 | 0 | 11,834,000 | 1,000 | 11,835,000 |
| 2019 | 2020 | 12,213,000 | 1,000 | 12,214,000 | 0 | 12,213,000 | 1,000 | 12,214,000 |
| 2018 | 2019 | 12,583,000 | 2,652,000 | 15,235,000 | 0 | 12,583,000 | 2,652,000 | 15,235,000 |
| 2017 | 2018 | 11,215,000 | 2,364,000 | 13,579,000 | 0 | 11,215,000 | 2,364,000 | 13,579,000 |
| 2016 | 2017 | 10,308,000 | 2,173,000 | 12,481,000 | 0 | 10,308,000 | 2,173,000 | 12,481,000 |
| 2015 | 2016 | 9,536,000 | 2,010,000 | 11,546,000 | 94,000 | 9,536,000 | 2,010,000 | 11,546,000 |
| 2014 | 2015 | 9,005,000 | 1,804,000 | 10,809,000 | 0 | 9,005,000 | 1,804,000 | 10,809,000 |
| 2013 | 2014 | 7,920,000 | 1,521,000 | 9,441,000 | 0 | 7,920,000 | 1,521,000 | 9,441,000 |
| 2012 | 2013 | 7,760,000 | 592,000 | 8,352,000 | 0 | 7,760,000 | 592,000 | 8,352,000 |
| 2011 | 2012 | 7,760,000 | 592,000 | 8,352,000 | 0 | 7,760,000 | 592,000 | 8,352,000 |
| 2010 | 2011 | 7,760,000 | 592,000 | 8,352,000 | 0 | 7,760,000 | 592,000 | 8,352,000 |
| 2009 | 2010 | 8,169,000 | 1,323,000 | 9,492,000 | 0 | 8,169,000 | 1,323,000 | 9,492,000 |
| 2008 | 2009 | 8,880,000 | 1,472,000 | 10,352,000 | 0 | 8,880,000 | 1,472,000 | 10,352,000 |
| 2007 | 2008 | 8,000,000 | 1,327,000 | 9,327,000 | 0 | 8,000,000 | 1,327,000 | 9,327,000 |
| 2006 | 2007 | 6,279,000 | 1,966,000 | 8,245,000 | 0 | 6,279,000 | 1,966,000 | 8,245,000 |
| 2005 | 2006 | 5,709,000 | 2,777,000 | 8,486,000 | 0 | 5,709,000 | 2,777,000 | 8,486,000 |
| 2004 | 2005 | 5,438,000 | 2,356,000 | 7,794,000 | 0 | 5,438,000 | 2,356,000 | 7,794,000 |
| 2003 | 2004 | 4,944,000 | 2,423,000 | 7,367,000 | 0 | 4,944,000 | 2,423,000 | 7,367,000 |
| 2002 | 2003 | 4,800,000 | 2,423,000 | 7,223,000 | 0 | 4,800,000 | 2,423,000 | 7,223,000 |
| 2001 | 2002 | 5,171,000 | 1,340,000 | 6,511,000 | 0 | 5,171,000 | 1,340,000 | 6,511,000 |
| 2000 | 2001 | 4,659,000 | 1,129,000 | 5,788,000 | 12,000 | 4,659,000 | 1,129,000 | 5,788,000 |
| 1999 | 2000 | 4,160,000 | 507,000 | 4,667,000 | 0 | 4,160,000 | 507,000 | 4,667,000 |
| 1998 | 1999 | 4,006,000 | 558,000 | 4,564,000 | 0 | 4,006,000 | 558,000 | 4,564,000 |
| 1997 | 1998 | 0 | 0 | 0 | 0 | 3,600,000 | 502,000 | 4,102,000 |
| 1996 | 1997 | 0 | 0 | 0 | 0 | 3,600,000 | 502,300 | 4,102,300 |
| 1994 | 1995 | 0 | 0 | 0 | 0 | 3,600,000 | 502,300 | 4,102,300 |
| 1992 | 1993 | 0 | 0 | 0 | 0 | 2,562,600 | 721,200 | 3,283,800 |
| 1991 | 1992 | 0 | 0 | 0 | 0 | 1,971,200 | 554,800 | 2,526,000 |
| 1990 | 1991 | 0 | 0 | 0 | 0 | 1,971,200 | 458,400 | 2,429,600 |
| 1988 | 1989 | 0 | 0 | 0 | 0 | 1,089,000 | 242,500 | 1,331,500 |
| 1986 | 1987 | 0 | 0 | 0 | 0 | 924,300 | 161,400 | 1,085,700 |
| 1984 | 1985 | 0 | 0 | 0 | 0 | 718,800 | 212,600 | 931,400 |
| 1982 | 1983 | 0 | 0 | 0 | 0 | 718,800 | 212,600 | 931,400 |
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