- 1920 to 192410,804
- 1925 to 19299,684
- 1930 to 193410,666
- 1935 to 193913,997
- 1940 to 194410,410
- 1945 to 19498,168
- 1950 to 19547,543
- 1955 to 19598,117
- 1960 to 19648,621
- 1965 to 19698,011
- 1970 to 19747,111
- 1975 to 19796,492
- 1980 to 19845,499
- 1985 to 19893,615
- 1990 to 19932,809