Year | Value | 2022 | 255,145,490 | 2021 | 257,364,754 | 2020 | 259,818,813 | 2019 | 261,321,806 | 2018 | 262,823,772 | 2017 | 264,049,973 | 2016 | 265,193,691 | 2015 | 266,179,506 | 2014 | 267,144,009 | 2013 | 267,984,059 | 2012 | 268,866,174 | 2011 | 269,796,878 | 2010 | 271,324,437 | 2009 | 273,212,932 | 2008 | 275,040,160 | 2007 | 276,761,682 | 2006 | 278,674,575 | 2005 | 280,713,976 | 2004 | 283,074,898 | 2003 | 285,519,335 | 2002 | 288,095,618 | 2001 | 290,805,471 | 2000 | 292,815,942 | 1999 | 293,547,836 | 1998 | 294,209,632 | 1997 | 294,822,848 | 1996 | 295,318,472 | 1995 | 295,873,669 | 1994 | 296,584,717 | 1993 | 297,194,323 | 1992 | 297,543,994 | 1991 | 297,670,446 | 1990 | 297,870,851 | 1989 | 298,331,188 | 1988 | 298,732,312 | 1987 | 299,455,408 | 1986 | 300,206,091 | 1985 | 300,722,169 | 1984 | 301,166,382 | 1983 | 301,564,384 | 1982 | 301,907,126 | 1981 | 302,288,644 | 1980 | 302,692,658 | 1979 | 302,447,650 | 1978 | 302,076,435 | 1977 | 301,728,095 | 1976 | 301,357,708 | 1975 | 301,063,533 | 1974 | 301,196,855 | 1973 | 301,352,686 | 1972 | 301,407,969 | 1971 | 301,380,527 | 1970 | 301,188,585 | 1969 | 302,041,815 | 1968 | 302,877,240 | 1967 | 303,786,871 | 1966 | 304,587,895 | 1965 | 305,129,921 | 1964 | 305,441,052 | 1963 | 305,659,490 | 1962 | 305,774,534 | 1961 | 305,632,504 | 1960 | 305,473,071 |
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