← All namesErma
Raw counts
| Year | Count |
|---|
| 1910 | 772 |
| 1911 | 812 |
| 1912 | 1,015 |
| 1913 | 1,133 |
| 1914 | 1,314 |
| 1915 | 1,821 |
| 1916 | 1,795 |
| 1917 | 1,933 |
| 1918 | 1,926 |
| 1919 | 1,917 |
| 1920 | 1,927 |
| 1921 | 1,924 |
| 1922 | 1,642 |
| 1923 | 1,689 |
| 1924 | 1,795 |
| 1925 | 2,098 |
| 1926 | 1,989 |
| 1927 | 1,917 |
| 1928 | 2,030 |
| 1929 | 1,803 |
| 1930 | 1,731 |
| 1931 | 1,580 |
| 1932 | 1,623 |
| 1933 | 1,400 |
| 1934 | 1,251 |
| 1935 | 1,405 |
| 1936 | 1,020 |
| 1937 | 1,025 |
| 1938 | 965 |
| 1939 | 927 |
| 1940 | 875 |
| 1941 | 778 |
| 1942 | 794 |
| 1943 | 959 |
| 1944 | 644 |
| 1945 | 592 |
| 1946 | 594 |
| 1947 | 616 |
| 1948 | 641 |
| 1949 | 523 |
| 1950 | 632 |
| 1951 | 614 |
| 1952 | 559 |
| 1953 | 479 |
| 1954 | 463 |
| 1955 | 376 |
| 1956 | 354 |
| 1957 | 379 |
| 1958 | 288 |
| 1959 | 291 |
| 1960 | 212 |
| 1961 | 233 |
| 1962 | 181 |
| 1963 | 152 |
| 1964 | 169 |
| 1965 | 79 |
| 1966 | 115 |
| 1967 | 57 |
| 1968 | 80 |
| 1969 | 48 |
| 1970 | 66 |
| 1971 | 15 |
| 1972 | 38 |
| 1973 | 12 |
| 1974 | 17 |
| 1975 | 40 |
| 1976 | 26 |
| 1977 | 39 |
| 1978 | 14 |
| 1979 | 24 |
| 1980 | 29 |
| 1981 | 21 |
| 1982 | 13 |
| 1983 | 9 |
| 1985 | 11 |
| 1986 | 17 |
| 1987 | 16 |
| 1988 | 17 |
| 1989 | 14 |
| 1990 | 18 |
| 1991 | 20 |
| 1993 | 17 |
| 1995 | 5 |
| 1996 | 20 |
| 1997 | 10 |
| 2000 | 12 |
| 2001 | 7 |
| 2003 | 6 |
| 2004 | 10 |
| 2005 | 18 |
| 2006 | 18 |
| 2007 | 5 |
| 2008 | 5 |
| 2012 | 6 |
| 2015 | 11 |
| 2016 | 6 |
| 2017 | 5 |
| 2019 | 9 |
| 2020 | 8 |
| 2021 | 14 |
| 2023 | 12 |