| 2025 | 2026 | 297,000 | 313,000 | 610,000 | 0 | 297,000 | 313,000 | 610,000 |
| 2024 | 2025 | 297,000 | 292,000 | 589,000 | 0 | 297,000 | 292,000 | 589,000 |
| 2023 | 2024 | 266,000 | 302,000 | 568,000 | 0 | 266,000 | 302,000 | 568,000 |
| 2022 | 2023 | 228,000 | 380,000 | 608,000 | 0 | 228,000 | 380,000 | 608,000 |
| 2021 | 2022 | 210,000 | 369,000 | 579,000 | 0 | 210,000 | 369,000 | 579,000 |
| 2020 | 2021 | 141,000 | 436,000 | 577,000 | 0 | 141,000 | 436,000 | 577,000 |
| 2019 | 2020 | 141,000 | 443,000 | 584,000 | 0 | 141,000 | 443,000 | 584,000 |
| 2018 | 2019 | 142,000 | 439,000 | 581,000 | 0 | 142,000 | 439,000 | 581,000 |
| 2017 | 2018 | 126,000 | 394,000 | 520,000 | 347,000 | 126,000 | 394,000 | 520,000 |
| 2016 | 2017 | 71,000 | 0 | 71,000 | 0 | 71,000 | 0 | 71,000 |
| 2015 | 2016 | 97,000 | 193,000 | 290,000 | 0 | 97,000 | 193,000 | 290,000 |
| 2014 | 2015 | 86,000 | 125,000 | 211,000 | 0 | 86,000 | 125,000 | 211,000 |
| 2013 | 2014 | 77,000 | 122,000 | 199,000 | 0 | 77,000 | 122,000 | 199,000 |
| 2012 | 2013 | 70,000 | 105,000 | 175,000 | 0 | 70,000 | 105,000 | 175,000 |
| 2011 | 2012 | 73,000 | 126,000 | 199,000 | 0 | 73,000 | 126,000 | 199,000 |
| 2010 | 2011 | 77,000 | 137,000 | 214,000 | 0 | 77,000 | 137,000 | 214,000 |
| 2009 | 2010 | 77,000 | 137,000 | 214,000 | 0 | 77,000 | 137,000 | 214,000 |
| 2008 | 2009 | 70,000 | 25,000 | 95,000 | 0 | 70,000 | 25,000 | 95,000 |
| 2007 | 2008 | 250,000 | 29,000 | 279,000 | 0 | 250,000 | 29,000 | 279,000 |
| 2006 | 2007 | 94,000 | 73,000 | 167,000 | 0 | 94,000 | 73,000 | 167,000 |
| 2005 | 2006 | 89,000 | 72,000 | 161,000 | 0 | 89,000 | 72,000 | 161,000 |
| 2004 | 2005 | 84,000 | 59,000 | 143,000 | 0 | 84,000 | 59,000 | 143,000 |
| 2003 | 2004 | 84,000 | 59,000 | 143,000 | 0 | 84,000 | 59,000 | 143,000 |
| 2002 | 2003 | 76,500 | 54,500 | 131,000 | 0 | 76,500 | 54,500 | 131,000 |
| 2001 | 2002 | 76,500 | 54,500 | 131,000 | 0 | 76,500 | 54,500 | 131,000 |
| 2000 | 2001 | 49,000 | 92,000 | 141,000 | 0 | 49,000 | 92,000 | 141,000 |
| 1999 | 2000 | 43,000 | 75,000 | 118,000 | 0 | 43,000 | 75,000 | 118,000 |
| 1998 | 1999 | 37,000 | 64,000 | 101,000 | 0 | 37,000 | 64,000 | 101,000 |
| 1997 | 1998 | 0 | 0 | 0 | 0 | 29,900 | 51,000 | 80,900 |
| 1996 | 1997 | 0 | 0 | 0 | 0 | 29,900 | 44,200 | 74,100 |
| 1995 | 1996 | 0 | 0 | 0 | 0 | 29,900 | 44,200 | 74,100 |
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