Total babies named Betti (all years): 849
| Year | Girls (count / rank / %) |
|---|---|
| 1995 | 7 / #10651 / 0.000% |
| 1985 | 5 / #10836 / 0.000% |
| 1980 | 5 / #10558 / 0.000% |
| 1977 | 6 / #8544 / 0.000% |
| 1975 | 7 / #7246 / 0.000% |
| 1974 | 7 / #6968 / 0.000% |
| 1973 | 11 / #4902 / 0.001% |
| 1972 | 7 / #6630 / 0.000% |
| 1970 | 11 / #4780 / 0.001% |
| 1969 | 12 / #4211 / 0.001% |
| Year | Girls (count / rank / %) |
|---|---|
| 1967 | 10 / #4327 / 0.001% |
| 1966 | 16 / #3157 / 0.001% |
| 1965 | 14 / #3414 / 0.001% |
| 1964 | 15 / #3387 / 0.001% |
| 1963 | 9 / #4569 / 0.000% |
| 1962 | 14 / #3446 / 0.001% |
| 1961 | 14 / #3470 / 0.001% |
| 1960 | 11 / #3938 / 0.001% |
| 1959 | 19 / #2684 / 0.001% |
| 1958 | 15 / #3098 / 0.001% |
| Year | Girls (count / rank / %) |
|---|---|
| 1957 | 20 / #2568 / 0.001% |
| 1956 | 25 / #2198 / 0.001% |
| 1955 | 31 / #1909 / 0.002% |
| 1954 | 22 / #2307 / 0.001% |
| 1953 | 22 / #2241 / 0.001% |
| 1952 | 23 / #2131 / 0.001% |
| 1951 | 23 / #2068 / 0.001% |
| 1950 | 14 / #2787 / 0.001% |
| 1949 | 22 / #2071 / 0.001% |
| 1948 | 21 / #2133 / 0.001% |
| Year | Girls (count / rank / %) |
|---|---|
| 1947 | 33 / #1661 / 0.002% |
| 1946 | 37 / #1440 / 0.002% |
| 1945 | 23 / #1751 / 0.002% |
| 1944 | 24 / #1700 / 0.002% |
| 1943 | 27 / #1626 / 0.002% |
| 1942 | 23 / #1764 / 0.002% |
| 1941 | 20 / #1817 / 0.002% |
| 1940 | 16 / #2042 / 0.001% |
| 1939 | 18 / #1886 / 0.002% |
| 1938 | 18 / #1878 / 0.002% |
| Year | Girls (count / rank / %) |
|---|---|
| 1937 | 5 / #4316 / 0.000% |
| 1935 | 9 / #2949 / 0.001% |
| 1934 | 14 / #2199 / 0.001% |
| 1933 | 11 / #2556 / 0.001% |
| 1932 | 12 / #2512 / 0.001% |
| 1931 | 8 / #3254 / 0.001% |
| 1930 | 6 / #4093 / 0.001% |
| 1928 | 9 / #3196 / 0.001% |
| 1927 | 10 / #3079 / 0.001% |
| 1926 | 10 / #3071 / 0.001% |
| Year | Girls (count / rank / %) |
|---|---|
| 1925 | 11 / #2963 / 0.001% |
| 1924 | 7 / #4047 / 0.001% |
| 1923 | 8 / #3686 / 0.001% |
| 1922 | 12 / #2793 / 0.001% |
| 1921 | 7 / #4072 / 0.001% |
| 1920 | 14 / #2480 / 0.001% |
| 1919 | 5 / #4903 / 0.000% |
| 1917 | 8 / #3381 / 0.001% |
| 1916 | 6 / #3974 / 0.001% |