Year | Value | 2022 | 293,728 | 2021 | 301,459 | 2020 | 312,575 | 2019 | 325,539 | 2018 | 339,179 | 2017 | 351,163 | 2016 | 359,811 | 2015 | 365,117 | 2014 | 367,445 | 2013 | 366,874 | 2012 | 363,819 | 2011 | 358,629 | 2010 | 351,385 | 2009 | 342,273 | 2008 | 331,812 | 2007 | 320,708 | 2006 | 311,693 | 2005 | 305,692 | 2004 | 301,435 | 2003 | 299,381 | 2002 | 299,836 | 2001 | 302,943 | 2000 | 307,689 | 1999 | 312,375 | 1998 | 316,016 | 1997 | 318,096 | 1996 | 318,431 | 1995 | 317,474 | 1994 | 315,647 | 1993 | 313,005 | 1992 | 308,235 | 1991 | 301,981 | 1990 | 295,804 | 1989 | 290,720 | 1988 | 286,943 | 1987 | 283,252 | 1986 | 280,271 | 1985 | 278,378 | 1984 | 276,338 | 1983 | 273,508 | 1982 | 270,314 | 1981 | 268,357 | 1980 | 265,381 | 1979 | 258,973 | 1978 | 251,323 | 1977 | 243,120 | 1976 | 234,542 | 1975 | 225,562 | 1974 | 216,383 | 1973 | 207,438 | 1972 | 198,990 | 1971 | 191,597 | 1970 | 185,254 | 1969 | 180,133 | 1968 | 175,509 | 1967 | 170,425 | 1966 | 165,393 | 1965 | 160,493 | 1964 | 156,051 | 1963 | 152,913 | 1962 | 150,629 | 1961 | 147,751 | 1960 | 144,368 |
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