Total babies named Helvi (all years): 172
| Year | Girls (count / rank / %) |
|---|---|
| 1926 | 10 / #3144 / 0.001% |
| 1925 | 11 / #3019 / 0.001% |
| 1924 | 10 / #3239 / 0.001% |
| 1923 | 11 / #3007 / 0.001% |
| 1922 | 6 / #4677 / 0.001% |
| 1921 | 9 / #3522 / 0.001% |
| 1920 | 14 / #2514 / 0.001% |
| 1919 | 16 / #2188 / 0.001% |
| 1918 | 14 / #2430 / 0.001% |
| 1917 | 14 / #2371 / 0.001% |
| Year | Girls (count / rank / %) |
|---|---|
| 1916 | 22 / #1650 / 0.002% |
| 1915 | 10 / #2793 / 0.001% |
| 1914 | 10 / #2337 / 0.001% |
| 1913 | 8 / #2428 / 0.001% |
| 1912 | 7 / #2483 / 0.001% |