← All namesBert
Raw counts
| Year | Count |
|---|
| 1910 | 104 |
| 1911 | 147 |
| 1912 | 345 |
| 1913 | 320 |
| 1914 | 492 |
| 1915 | 611 |
| 1916 | 696 |
| 1917 | 671 |
| 1918 | 895 |
| 1919 | 691 |
| 1920 | 757 |
| 1921 | 858 |
| 1922 | 787 |
| 1923 | 717 |
| 1924 | 756 |
| 1925 | 633 |
| 1926 | 629 |
| 1927 | 672 |
| 1928 | 572 |
| 1929 | 676 |
| 1930 | 673 |
| 1931 | 511 |
| 1932 | 554 |
| 1933 | 457 |
| 1934 | 493 |
| 1935 | 505 |
| 1936 | 433 |
| 1937 | 411 |
| 1938 | 367 |
| 1939 | 402 |
| 1940 | 451 |
| 1941 | 386 |
| 1942 | 485 |
| 1943 | 471 |
| 1944 | 422 |
| 1945 | 338 |
| 1946 | 357 |
| 1947 | 426 |
| 1948 | 437 |
| 1949 | 405 |
| 1950 | 321 |
| 1951 | 399 |
| 1952 | 409 |
| 1953 | 424 |
| 1954 | 361 |
| 1955 | 520 |
| 1956 | 475 |
| 1957 | 422 |
| 1958 | 470 |
| 1959 | 448 |
| 1960 | 395 |
| 1961 | 314 |
| 1962 | 383 |
| 1963 | 333 |
| 1964 | 304 |
| 1965 | 260 |
| 1966 | 241 |
| 1967 | 226 |
| 1968 | 170 |
| 1969 | 134 |
| 1970 | 204 |
| 1971 | 164 |
| 1972 | 134 |
| 1973 | 82 |
| 1974 | 95 |
| 1975 | 96 |
| 1976 | 101 |
| 1977 | 83 |
| 1978 | 40 |
| 1979 | 44 |
| 1980 | 32 |
| 1981 | 23 |
| 1982 | 36 |
| 1983 | 23 |
| 1984 | 18 |
| 1985 | 29 |
| 1986 | 17 |
| 1987 | 13 |
| 1988 | 5 |
| 1989 | 5 |
| 1990 | 8 |
| 1991 | 5 |
| 1994 | 5 |