Year Number of People 1800 31090000 1820 31090000 1950 102700000 1951 104200000 1952 106000000 1953 107700000 1954 109600000 1955 111400000 1956 113200000 1957 114900000 1958 116600000 1959 118300000 1960 119900000 1961 121500000 1962 123000000 1963 124400000 1964 125600000 1965 126700000 1966 127700000 1967 128400000 1968 129100000 1969 129700000 1970 130400000 1971 131100000 1972 131800000 1973 132600000 1974 133400000 1975 134200000 1976 135100000 1977 135900000 1978 136800000 1979 137700000 1980 138700000 1981 139600000 1982 140600000 1983 141600000 1984 142600000 1985 143600000 1986 144700000 1987 145700000 1988 146700000 1989 147600000 1990 148200000 1991 148700000 1992 148900000 1993 148900000 1994 148900000 1995 148700000 1996 148500000 1997 148100000 1998 147700000 1999 147300000 2000 146800000 2001 146200000 2002 145500000 2003 144900000 2004 144300000 2005 143800000 2006 143500000 2007 143300000 2008 143200000 2009 143100000 2010 143000000 2011 142800000 2012 142700000 2013 142600000 2050 126200000 2100 111100000