Year | Electric | Gasoline |
1899 | 1575 | 936 |
1904 | 1425 | 18,699 |
1909 | 3826 | 120,393 |
1914 | 4669 | 564,385 |
1919 | 2498 | 1,649,127 |
1924 | 391 | 3,185,490 |
1929 | 757 | 4,454,421 |
1933 | - | 1,560,599 |