| 2026 | 2027 | 285,000 | 1,000 | 286,000 | 0 | 285,000 | 1,000 | 286,000 |
| 2025 | 2026 | 38,000 | 4,000 | 42,000 | 0 | 38,000 | 4,000 | 42,000 |
| 2024 | 2025 | 38,000 | 6,000 | 44,000 | 0 | 38,000 | 6,000 | 44,000 |
| 2023 | 2024 | 38,000 | 6,000 | 44,000 | 0 | 38,000 | 6,000 | 44,000 |
| 2022 | 2023 | 42,000 | 9,000 | 51,000 | 0 | 42,000 | 9,000 | 51,000 |
| 2021 | 2022 | 42,000 | 9,000 | 51,000 | 0 | 42,000 | 9,000 | 51,000 |
| 2020 | 2021 | 42,000 | 9,000 | 51,000 | 0 | 42,000 | 9,000 | 51,000 |
| 2019 | 2020 | 22,000 | 8,000 | 30,000 | 0 | 22,000 | 8,000 | 30,000 |
| 2018 | 2019 | 22,000 | 8,000 | 30,000 | 0 | 22,000 | 8,000 | 30,000 |
| 2017 | 2018 | 22,000 | 8,000 | 30,000 | 0 | 22,000 | 8,000 | 30,000 |
| 2016 | 2017 | 22,000 | 8,000 | 30,000 | 0 | 22,000 | 8,000 | 30,000 |
| 2015 | 2016 | 22,000 | 8,000 | 30,000 | 0 | 22,000 | 8,000 | 30,000 |
| 2014 | 2015 | 29,000 | 1,000 | 30,000 | 0 | 29,000 | 1,000 | 30,000 |
| 2013 | 2014 | 29,000 | 1,000 | 30,000 | 0 | 29,000 | 1,000 | 30,000 |
| 2012 | 2013 | 29,000 | 1,000 | 30,000 | 0 | 29,000 | 1,000 | 30,000 |
| 2011 | 2012 | 34,000 | 1,000 | 35,000 | 0 | 34,000 | 1,000 | 35,000 |
| 2010 | 2011 | 36,000 | 1,000 | 37,000 | 0 | 36,000 | 1,000 | 37,000 |
| 2009 | 2010 | 36,000 | 1,000 | 37,000 | 0 | 36,000 | 1,000 | 37,000 |
| 2008 | 2009 | 36,000 | 1,000 | 37,000 | 0 | 36,000 | 1,000 | 37,000 |
| 2007 | 2008 | 36,000 | 1,000 | 37,000 | 0 | 36,000 | 1,000 | 37,000 |
| 2006 | 2007 | 42,000 | 5,000 | 47,000 | 0 | 42,000 | 5,000 | 47,000 |
| 2005 | 2006 | 38,000 | 5,000 | 43,000 | 0 | 38,000 | 5,000 | 43,000 |
| 2004 | 2005 | 34,000 | 5,000 | 39,000 | 0 | 34,000 | 5,000 | 39,000 |
| 2003 | 2004 | 33,000 | 5,000 | 38,000 | 0 | 33,000 | 5,000 | 38,000 |
| 2002 | 2003 | 30,000 | 5,000 | 35,000 | 0 | 30,000 | 5,000 | 35,000 |
| 2001 | 2002 | 48,000 | 5,000 | 53,000 | 0 | 48,000 | 5,000 | 53,000 |
| 2000 | 2001 | 43,000 | 5,000 | 48,000 | 0 | 43,000 | 5,000 | 48,000 |
| 1999 | 2000 | 41,000 | 5,000 | 46,000 | 0 | 41,000 | 5,000 | 46,000 |
| 1998 | 1999 | 36,000 | 5,000 | 41,000 | 0 | 36,000 | 5,000 | 41,000 |
| 1997 | 1998 | 0 | 0 | 0 | 0 | 35,000 | 5,000 | 40,000 |
| 1996 | 1997 | 0 | 0 | 0 | 0 | 20,000 | 5,000 | 25,000 |
| 1995 | 1996 | 0 | 0 | 0 | 0 | 105,300 | 8,900 | 114,200 |
| 1994 | 1995 | 0 | 0 | 0 | 0 | 105,300 | 8,900 | 114,200 |
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