Year | Value | 2023 | 285,797 | 2022 | 284,490 | 2021 | 276,234 | 2020 | 271,119 | 2019 | 292,098 | 2018 | 284,888 | 2017 | 277,876 | 2016 | 276,767 | 2015 | 272,361 | 2014 | 266,788 | 2013 | 252,989 | 2012 | 251,895 | 2011 | 244,506 | 2010 | 243,784 | 2009 | 242,945 | 2008 | 241,322 | 2007 | 240,744 | 2006 | 240,240 | 2005 | 240,065 | 2004 | 239,452 | 2003 | 238,747 | 2002 | 237,081 | 2001 | 235,232 | 2000 | 233,207 | 1999 | 232,812 | 1998 | 230,932 | 1997 | 231,047 | 1996 | 230,818 | 1995 | 230,542 | 1994 | 230,014 | 1993 | 228,990 | 1992 | 227,193 | 1991 | 225,451 |
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