| Year | Value | | 2022 | 1,611,622 | | 2021 | 1,616,664 | | 2020 | 1,626,683 | | 2019 | 1,634,179 | | 2018 | 1,640,392 | | 2017 | 1,646,947 | | 2016 | 1,654,095 | | 2015 | 1,662,529 | | 2014 | 1,672,688 | | 2013 | 1,682,852 | | 2012 | 1,697,524 | | 2011 | 1,717,279 | | 2010 | 1,736,255 | | 2009 | 1,754,255 | | 2008 | 1,771,372 | | 2007 | 1,787,553 | | 2006 | 1,797,002 | | 2005 | 1,800,058 | | 2004 | 1,808,276 | | 2003 | 1,812,822 | | 2002 | 1,805,904 | | 2001 | 1,791,152 | | 2000 | 1,771,376 | | 1999 | 1,747,131 | | 1998 | 1,718,243 | | 1997 | 1,677,468 | | 1996 | 1,607,258 | | 1995 | 1,530,853 | | 1994 | 1,523,969 | | 1993 | 1,584,921 | | 1992 | 1,705,460 | | 1991 | 1,781,954 | | 1990 | 1,763,972 | | 1989 | 1,743,871 | | 1988 | 1,722,083 | | 1987 | 1,698,415 | | 1986 | 1,673,507 | | 1985 | 1,647,641 | | 1984 | 1,620,703 | | 1983 | 1,592,743 | | 1982 | 1,564,588 | | 1981 | 1,536,895 | | 1980 | 1,492,742 | | 1979 | 1,444,183 | | 1978 | 1,396,785 | | 1977 | 1,350,089 | | 1976 | 1,304,003 | | 1975 | 1,258,432 | | 1974 | 1,213,679 | | 1973 | 1,169,775 | | 1972 | 1,126,672 | | 1971 | 1,084,215 | | 1970 | 1,037,871 | | 1969 | 990,968 | | 1968 | 945,175 | | 1967 | 900,306 | | 1966 | 856,403 | | 1965 | 813,544 | | 1964 | 771,891 | | 1963 | 731,399 | | 1962 | 692,306 | | 1961 | 654,625 | | 1960 | 621,187 |
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