Year | Value | 2022 | 307,625 | 2021 | 305,387 | 2020 | 302,656 | 2019 | 299,437 | 2018 | 296,341 | 2017 | 293,536 | 2016 | 290,757 | 2015 | 287,993 | 2014 | 285,276 | 2013 | 282,602 | 2012 | 279,884 | 2011 | 277,111 | 2010 | 274,293 | 2009 | 271,450 | 2008 | 268,623 | 2007 | 265,833 | 2006 | 263,086 | 2005 | 260,410 | 2004 | 257,822 | 2003 | 254,376 | 2002 | 249,959 | 2001 | 245,436 | 2000 | 240,845 | 1999 | 236,184 | 1998 | 231,434 | 1997 | 226,598 | 1996 | 221,658 | 1995 | 216,548 | 1994 | 212,373 | 1993 | 210,326 | 1992 | 208,941 | 1991 | 207,218 | 1990 | 205,650 | 1989 | 203,501 | 1988 | 200,455 | 1987 | 197,898 | 1986 | 195,735 | 1985 | 193,207 | 1984 | 190,991 | 1983 | 189,454 | 1982 | 188,468 | 1981 | 187,838 | 1980 | 187,563 | 1979 | 188,921 | 1978 | 191,525 | 1977 | 193,820 | 1976 | 195,867 | 1975 | 197,655 | 1974 | 199,185 | 1973 | 200,445 | 1972 | 201,415 | 1971 | 198,716 | 1970 | 192,382 | 1969 | 185,946 | 1968 | 179,602 | 1967 | 173,437 | 1966 | 167,496 | 1965 | 161,790 | 1964 | 156,239 | 1963 | 150,533 | 1962 | 144,720 | 1961 | 139,398 | 1960 | 134,585 |
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