Total babies named Petrita (all years): 69
| Year | Girls (count / rank / %) |
|---|---|
| 1971 | 8 / #6432 / 0.000% |
| 1953 | 6 / #5511 / 0.000% |
| 1951 | 5 / #6023 / 0.000% |
| 1932 | 5 / #4945 / 0.000% |
| 1930 | 6 / #4439 / 0.001% |
| 1928 | 7 / #4100 / 0.001% |
| 1926 | 10 / #3223 / 0.001% |
| 1924 | 6 / #4920 / 0.000% |
| 1922 | 9 / #3602 / 0.001% |
| 1919 | 7 / #4167 / 0.001% |