Total babies named Tuwana (all years): 176
| Year | Girls (count / rank / %) |
|---|---|
| 1978 | 11 / #5951 / 0.001% |
| 1977 | 7 / #8401 / 0.000% |
| 1976 | 11 / #5587 / 0.001% |
| 1975 | 15 / #4357 / 0.001% |
| 1974 | 11 / #5344 / 0.001% |
| 1973 | 12 / #4845 / 0.001% |
| 1972 | 10 / #5455 / 0.001% |
| 1971 | 8 / #6594 / 0.000% |
| 1970 | 17 / #3708 / 0.001% |
| 1969 | 5 / #8644 / 0.000% |
| Year | Girls (count / rank / %) |
|---|---|
| 1968 | 8 / #5621 / 0.000% |
| 1966 | 8 / #5247 / 0.000% |
| 1965 | 10 / #4479 / 0.001% |
| 1963 | 5 / #7592 / 0.000% |
| 1962 | 8 / #5268 / 0.000% |
| 1961 | 5 / #7468 / 0.000% |
| 1960 | 7 / #5663 / 0.000% |
| 1959 | 6 / #6191 / 0.000% |
| 1958 | 7 / #5365 / 0.000% |
| 1957 | 5 / #6940 / 0.000% |