Sumatra: population 1913–1949
See Sumatra on the map →Population by year
| Year | Population |
|---|---|
| 1913 | 8.9M |
| 1914 | 9.0M |
| 1915 | 9.1M |
| 1916 | 9.3M |
| 1917 | 9.4M |
| 1918 | 9.5M |
| 1919 | 9.7M |
| 1920 | 9.8M |
| 1921 | 9.9M |
| 1922 | 10.0M |
| 1923 | 10.2M |
| 1924 | 10.3M |
| 1925 | 10.4M |
| 1926 | 10.5M |
| 1927 | 10.7M |
| 1928 | 10.8M |
| 1929 | 10.9M |
| 1930 | 11.0M |
| 1931 | 11.2M |
| 1932 | 11.3M |
| 1933 | 11.4M |
| 1934 | 11.5M |
| 1935 | 11.7M |
| 1936 | 11.8M |
| 1937 | 11.9M |
| 1938 | 12.0M |
| 1939 | 12.1M |
| 1940 | 12.3M |
| 1941 | 12.4M |
| 1942 | 12.5M |
| 1943 | 12.6M |
| 1944 | 12.8M |
| 1945 | 12.9M |
| 1946 | 13.0M |
| 1947 | 13.1M |
| 1948 | 13.2M |
| 1949 | 13.4M |