Which decade in the 20th century did we need the least?
| Answer | Number | |
|---|---|---|
| 1900-09 | 34 (8.4%) |  |
| 1910-19 | 28 (6.9%) |  |
| 1920-29 | 23 (5.7%) |  |
| 1930-39 | 48 (11.8%) |  |
| 1940-49 | 46 (11.3%) |  |
| 1950-59 | 23 (5.7%) |  |
| 1960-69 | 29 (7.1%) |  |
| 1970-79 | 63 (15.5%) |  |
| 1980-89 | 78 (19.2%) |  |
| 1990-99 | 35 (8.6%) |  |
A total of 407 people answered this question.