Year | Value | 2022 | 206,475 | 2021 | 203,740 | 2020 | 207,823 | 2019 | 212,238 | 2018 | 216,373 | 2017 | 220,116 | 2016 | 223,085 | 2015 | 224,861 | 2014 | 227,349 | 2013 | 230,803 | 2012 | 233,683 | 2011 | 236,131 | 2010 | 237,548 | 2009 | 236,976 | 2008 | 234,233 | 2007 | 228,915 | 2006 | 221,201 | 2005 | 212,545 | 2004 | 203,651 | 2003 | 194,825 | 2002 | 187,865 | 2001 | 184,131 | 2000 | 184,025 | 1999 | 186,346 | 1998 | 189,990 | 1997 | 193,459 | 1996 | 195,951 | 1995 | 198,000 | 1994 | 198,798 | 1993 | 199,824 | 1992 | 203,573 | 1991 | 209,283 | 1990 | 214,369 | 1989 | 218,377 | 1988 | 221,181 | 1987 | 222,049 | 1986 | 221,552 | 1985 | 219,635 | 1984 | 215,294 | 1983 | 209,175 | 1982 | 201,959 | 1981 | 191,780 | 1980 | 179,258 | 1979 | 168,832 | 1978 | 160,208 | 1977 | 151,591 | 1976 | 146,194 | 1975 | 144,703 | 1974 | 143,029 | 1973 | 140,293 | 1972 | 137,872 | 1971 | 135,252 | 1970 | 133,943 | 1969 | 134,198 | 1968 | 135,207 | 1967 | 137,777 | 1966 | 141,577 | 1965 | 145,084 | 1964 | 147,581 | 1963 | 149,376 | 1962 | 149,869 | 1961 | 149,381 | 1960 | 146,044 |
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