Year Number of People 1800 1086000 1820 1086000 1950 2747000 1951 2830000 1952 2918000 1953 3010000 1954 3105000 1955 3204000 1956 3305000 1957 3411000 1958 3520000 1959 3634000 1960 3752000 1961 3877000 1962 4006000 1963 4141000 1964 4280000 1965 4422000 1966 4568000 1967 4719000 1968 4874000 1969 5036000 1970 5206000 1971 5385000 1972 5573000 1973 5768000 1974 5968000 1975 6170000 1976 6374000 1977 6581000 1978 6798000 1979 7032000 1980 7289000 1981 7571000 1982 7875000 1983 8194000 1984 8523000 1985 8855000 1986 9189000 1987 9523000 1988 9852000 1989 10170000 1990 10470000 1991 10750000 1992 11010000 1993 11240000 1994 11470000 1995 11680000 1996 11890000 1997 12090000 1998 12260000 1999 12410000 2000 12510000 2001 12580000 2002 12610000 2003 12610000 2004 12600000 2005 12570000 2006 12530000 2007 12480000 2008 12450000 2009 12470000 2010 12570000 2011 12750000 2012 13010000 2013 13330000 2050 20610000 2100 21840000