Year | Value | 2022 | 383,100 | 2021 | 369,477 | 2020 | 350,937 | 2019 | 334,981 | 2018 | 324,334 | 2017 | 320,620 | 2016 | 329,751 | 2015 | 347,868 | 2014 | 369,680 | 2013 | 397,616 | 2012 | 429,667 | 2011 | 459,561 | 2010 | 485,500 | 2009 | 505,876 | 2008 | 517,784 | 2007 | 522,432 | 2006 | 525,306 | 2005 | 531,048 | 2004 | 540,552 | 2003 | 550,356 | 2002 | 552,759 | 2001 | 542,787 | 2000 | 520,995 | 1999 | 490,388 | 1998 | 455,537 | 1997 | 422,563 | 1996 | 395,914 | 1995 | 377,050 | 1994 | 365,744 | 1993 | 359,638 | 1992 | 356,778 | 1991 | 356,047 | 1990 | 355,480 | 1989 | 353,797 | 1988 | 350,803 | 1987 | 346,525 | 1986 | 341,070 | 1985 | 334,971 | 1984 | 328,911 | 1983 | 323,241 | 1982 | 318,088 | 1981 | 313,505 | 1980 | 309,240 | 1979 | 304,835 | 1978 | 299,963 | 1977 | 294,701 | 1976 | 289,137 | 1975 | 283,589 | 1974 | 278,327 | 1973 | 273,058 | 1972 | 267,697 | 1971 | 262,692 | 1970 | 257,461 | 1969 | 252,033 | 1968 | 247,485 | 1967 | 243,707 | 1966 | 239,993 | 1965 | 235,959 | 1964 | 231,764 | 1963 | 227,465 | 1962 | 223,121 | 1961 | 219,143 | 1960 | 215,712 |
|