Year | Value | 2022 | 220,478 | 2021 | 222,064 | 2020 | 224,005 | 2019 | 226,403 | 2018 | 229,497 | 2017 | 232,054 | 2016 | 234,510 | 2015 | 235,846 | 2014 | 235,203 | 2013 | 232,606 | 2012 | 227,281 | 2011 | 219,405 | 2010 | 210,853 | 2009 | 202,146 | 2008 | 193,380 | 2007 | 186,460 | 2006 | 182,788 | 2005 | 182,178 | 2004 | 183,822 | 2003 | 187,266 | 2002 | 190,654 | 2001 | 193,083 | 2000 | 195,483 | 1999 | 196,756 | 1998 | 197,875 | 1997 | 201,484 | 1996 | 206,133 | 1995 | 210,006 | 1994 | 213,368 | 1993 | 215,675 | 1992 | 216,525 | 1991 | 216,966 | 1990 | 215,931 | 1989 | 211,698 | 1988 | 205,699 | 1987 | 198,690 | 1986 | 188,736 | 1985 | 176,212 | 1984 | 165,765 | 1983 | 157,297 | 1982 | 148,827 | 1981 | 143,438 | 1980 | 142,072 | 1979 | 140,755 | 1978 | 138,254 | 1977 | 136,002 | 1976 | 133,469 | 1975 | 131,255 | 1974 | 130,445 | 1973 | 131,154 | 1972 | 133,584 | 1971 | 137,455 | 1970 | 141,637 | 1969 | 144,838 | 1968 | 146,713 | 1967 | 147,310 | 1966 | 146,977 | 1965 | 146,345 | 1964 | 146,228 | 1963 | 147,896 | 1962 | 150,017 | 1961 | 151,726 | 1960 | 148,647 |
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