Year | Value | 2023 | 295,615 | 2022 | 290,012 | 2021 | 287,221 | 2020 | 287,216 | 2019 | 289,613 | 2018 | 293,273 | 2017 | 297,164 | 2016 | 300,370 | 2015 | 302,704 | 2014 | 304,602 | 2013 | 306,627 | 2012 | 309,101 | 2011 | 311,791 | 2010 | 313,811 | 2009 | 314,002 | 2008 | 308,272 | 2007 | 298,443 | 2006 | 286,585 | 2005 | 270,151 | 2004 | 250,811 | 2003 | 230,341 | 2002 | 210,784 | 2001 | 194,058 | 2000 | 180,123 | 1999 | 168,261 | 1998 | 156,999 | 1997 | 145,125 | 1996 | 131,507 | 1995 | 115,247 | 1994 | 97,859 | 1993 | 82,816 | 1992 | 73,556 | 1991 | 73,016 | 1990 | 82,649 | 1989 | 100,440 | 1988 | 122,142 | 1987 | 143,231 | 1986 | 159,496 | 1985 | 169,467 | 1984 | 173,350 | 1983 | 172,181 | 1982 | 167,806 | 1981 | 161,901 | 1980 | 157,041 | 1979 | 155,038 | 1978 | 151,704 | 1977 | 144,002 | 1976 | 133,526 | 1975 | 124,062 | 1974 | 116,282 |
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