Total babies named Tonnia (all years): 112
| Year | Girls (count / rank / %) |
|---|---|
| 1976 | 5 / #10803 / 0.000% |
| 1975 | 6 / #8994 / 0.000% |
| 1974 | 6 / #8690 / 0.000% |
| 1973 | 7 / #7391 / 0.000% |
| 1972 | 7 / #7241 / 0.000% |
| 1971 | 8 / #6588 / 0.000% |
| 1970 | 10 / #5386 / 0.001% |
| 1969 | 7 / #6566 / 0.000% |
| 1968 | 6 / #6953 / 0.000% |
| 1967 | 7 / #6004 / 0.000% |
| Year | Girls (count / rank / %) |
|---|---|
| 1966 | 5 / #7539 / 0.000% |
| 1965 | 8 / #5255 / 0.000% |
| 1964 | 8 / #5437 / 0.000% |
| 1963 | 5 / #7576 / 0.000% |
| 1962 | 6 / #6517 / 0.000% |
| 1960 | 5 / #7230 / 0.000% |
| 1959 | 6 / #6184 / 0.000% |