| Table 5 : Brazil, turnout figures for 1945-66: Elections for the Presidency and Chambers of Deputies | ||||||
| Year | total population 1,000) (1) | % of registered voters / population | % of actual voters / population | actual / registered voters | % of blank and null votes / votes | |
| presidencial elections | Chamber of Deputies | |||||
| 1945 | 46,069 | 16.2 | 13.4 | 83.1 | 2.3 | 3.2 |
| 1950 | 48.227 | 16.0 | 11.3 | 72.1 | 4.4 | 7.0 |
| 1954 | 57,226 | 26.4 | 15.9 | 65.5 | 6.6 | |
| 1955 | 58,663 | 25.9 | 15.5 | 59.7 | 10.7 | |
| 1958 | 63,102 | 21,8 (2) | 20.1 | 92.0 (2) | 9.2 | |
| 1960 | 69,72 0 | 22.1 | 18.0 | 81.0 | 7.2 | |
| 1962 | 74,096 | 25.0 | 19.9 | 79.6 | 17.8 | |
| 1966 | 83,890 | 26.6 | 20.6 | 77.4 | 21.1 | |
| 1) Population figures are from the Brazilian census for 1950 and 160, and projections for other years 2) the decrease in registration and increase in actual /registered voters for this year is due to a renewal of the official enrollment. Source: Brasil, Tribunal Superior Eleitoral, Dados Estatísticos, 6 Volumes, 1964. Data for 1966 are taken from Brasil, IBGE, Anuário Estatístico, 1969. | ||||||