Year | Value | 2023 | 176,774 | 2022 | 174,841 | 2021 | 174,828 | 2020 | 175,708 | 2019 | 176,669 | 2018 | 178,139 | 2017 | 180,305 | 2016 | 181,405 | 2015 | 182,374 | 2014 | 185,138 | 2013 | 189,092 | 2012 | 192,598 | 2011 | 195,513 | 2010 | 195,968 | 2009 | 189,564 | 2008 | 177,886 | 2007 | 162,367 | 2006 | 149,370 | 2005 | 139,142 | 2004 | 131,658 | 2003 | 129,917 | 2002 | 130,587 | 2001 | 127,507 | 2000 | 123,612 | 1999 | 122,200 | 1998 | 118,080 | 1997 | 114,972 | 1996 | 114,269 | 1995 | 114,696 | 1994 | 115,449 | 1993 | 117,118 | 1992 | 118,351 | 1991 | 118,006 | 1990 | 116,771 | 1989 | 114,890 | 1988 | 112,533 | 1987 | 109,711 | 1986 | 106,740 | 1985 | 104,155 | 1984 | 100,045 | 1983 | 95,224 | 1982 | 92,291 | 1981 | 89,790 | 1980 | 87,204 | 1979 | 87,974 | 1978 | 90,589 | 1977 | 92,467 | 1976 | 95,394 | 1975 | 98,402 | 1974 | 100,521 |
|