Year | Value | 2022 | 247,625 | 2021 | 252,449 | 2020 | 257,632 | 2019 | 263,023 | 2018 | 267,846 | 2017 | 270,175 | 2016 | 270,013 | 2015 | 267,858 | 2014 | 263,596 | 2013 | 257,691 | 2012 | 251,353 | 2011 | 264,846 | 2010 | 276,385 | 2009 | 265,959 | 2008 | 253,767 | 2007 | 239,614 | 2006 | 225,132 | 2005 | 212,531 | 2004 | 204,211 | 2003 | 200,800 | 2002 | 200,442 | 2001 | 200,159 | 2000 | 198,589 | 1999 | 192,530 | 1998 | 183,208 | 1997 | 174,836 | 1996 | 167,118 | 1995 | 159,820 | 1994 | 152,929 | 1993 | 146,437 | 1992 | 140,381 | 1991 | 134,954 | 1990 | 130,221 | 1989 | 126,252 | 1988 | 122,558 | 1987 | 119,080 | 1986 | 115,937 | 1985 | 112,498 | 1984 | 108,252 | 1983 | 102,689 | 1982 | 96,069 | 1981 | 89,051 | 1980 | 81,989 | 1979 | 75,161 | 1978 | 68,718 | 1977 | 62,803 | 1976 | 57,548 | 1975 | 52,967 | 1974 | 49,195 | 1973 | 46,550 | 1972 | 45,381 | 1971 | 45,234 | 1970 | 45,271 | 1969 | 45,340 | 1968 | 45,454 | 1967 | 45,595 | 1966 | 45,803 | 1965 | 45,912 | 1964 | 45,461 | 1963 | 44,560 | 1962 | 43,582 | 1961 | 42,477 | 1960 | 41,184 |
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