Year | Value | 2023 | 383,819 | 2022 | 385,195 | 2021 | 386,351 | 2020 | 386,978 | 2019 | 386,380 | 2018 | 384,473 | 2017 | 381,794 | 2016 | 378,725 | 2015 | 375,835 | 2014 | 375,462 | 2013 | 377,357 | 2012 | 379,301 | 2011 | 381,178 | 2010 | 382,440 | 2009 | 382,320 | 2008 | 381,450 | 2007 | 381,412 | 2006 | 382,854 | 2005 | 385,529 | 2004 | 389,540 | 2003 | 393,925 | 2002 | 397,185 | 2001 | 399,561 | 2000 | 402,196 | 1999 | 405,912 | 1998 | 410,401 | 1997 | 414,206 | 1996 | 414,813 | 1995 | 412,013 | 1994 | 406,960 | 1993 | 399,566 | 1992 | 390,580 | 1991 | 380,844 | 1990 | 370,702 | 1989 | 360,425 | 1988 | 350,014 | 1987 | 339,522 | 1986 | 329,047 | 1985 | 318,836 | 1984 | 309,220 | 1983 | 300,520 | 1982 | 292,962 | 1981 | 286,569 | 1980 | 281,132 | 1979 | 276,315 | 1978 | 271,673 | 1977 | 266,683 | 1976 | 261,123 | 1975 | 255,050 | 1974 | 248,589 |
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