| Year | Value | | 2023 | 1,174,846 | | 2022 | 1,181,955 | | 2021 | 1,189,044 | | 2020 | 1,193,946 | | 2019 | 1,197,828 | | 2018 | 1,202,070 | | 2017 | 1,205,794 | | 2016 | 1,209,049 | | 2015 | 1,212,116 | | 2014 | 1,215,123 | | 2013 | 1,217,860 | | 2012 | 1,220,437 | | 2011 | 1,223,174 | | 2010 | 1,225,638 | | 2009 | 1,228,323 | | 2008 | 1,231,347 | | 2007 | 1,235,096 | | 2006 | 1,239,414 | | 2005 | 1,243,828 | | 2004 | 1,247,697 | | 2003 | 1,250,600 | | 2002 | 1,250,846 | | 2001 | 1,245,683 | | 2000 | 1,230,230 | | 1999 | 1,211,878 | | 1998 | 1,191,992 | | 1997 | 1,171,334 | | 1996 | 1,149,832 | | 1995 | 1,126,761 | | 1994 | 1,101,574 | | 1993 | 1,074,655 | | 1992 | 1,047,503 | | 1991 | 1,020,391 | | 1990 | 990,397 | | 1989 | 935,203 | | 1988 | 880,160 | | 1987 | 852,197 | | 1986 | 827,707 | | 1985 | 805,049 | | 1984 | 784,676 | | 1983 | 765,919 | | 1982 | 747,996 | | 1981 | 737,040 | | 1980 | 731,351 | | 1979 | 720,126 | | 1978 | 711,293 | | 1977 | 701,898 | | 1976 | 686,039 | | 1975 | 669,254 | | 1974 | 651,391 |
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