← All namesDianna
Raw counts
| Year | Count |
|---|
| 1921 | 5 |
| 1933 | 5 |
| 1935 | 10 |
| 1937 | 88 |
| 1938 | 132 |
| 1939 | 150 |
| 1940 | 284 |
| 1941 | 358 |
| 1942 | 542 |
| 1943 | 962 |
| 1944 | 864 |
| 1945 | 1,219 |
| 1946 | 1,593 |
| 1947 | 1,873 |
| 1948 | 1,976 |
| 1949 | 1,889 |
| 1950 | 2,009 |
| 1951 | 2,168 |
| 1952 | 1,882 |
| 1953 | 1,916 |
| 1954 | 1,780 |
| 1955 | 1,690 |
| 1956 | 1,734 |
| 1957 | 2,131 |
| 1958 | 1,980 |
| 1959 | 1,934 |
| 1960 | 2,120 |
| 1961 | 1,855 |
| 1962 | 1,886 |
| 1963 | 1,668 |
| 1964 | 1,641 |
| 1965 | 1,445 |
| 1966 | 1,438 |
| 1967 | 1,270 |
| 1968 | 1,312 |
| 1969 | 1,213 |
| 1970 | 1,120 |
| 1971 | 1,110 |
| 1972 | 858 |
| 1973 | 697 |
| 1974 | 590 |
| 1975 | 570 |
| 1976 | 398 |
| 1977 | 527 |
| 1978 | 486 |
| 1979 | 438 |
| 1980 | 360 |
| 1981 | 439 |
| 1982 | 496 |
| 1983 | 490 |
| 1984 | 408 |
| 1985 | 492 |
| 1986 | 375 |
| 1987 | 388 |
| 1988 | 375 |
| 1989 | 283 |
| 1990 | 288 |
| 1991 | 322 |
| 1992 | 221 |
| 1993 | 228 |
| 1994 | 200 |
| 1995 | 138 |
| 1996 | 160 |
| 1997 | 188 |
| 1998 | 146 |
| 1999 | 155 |
| 2000 | 158 |
| 2001 | 204 |
| 2002 | 117 |
| 2003 | 111 |
| 2004 | 214 |
| 2005 | 184 |
| 2006 | 145 |
| 2007 | 153 |
| 2008 | 128 |
| 2009 | 81 |
| 2010 | 41 |
| 2011 | 56 |
| 2012 | 27 |
| 2013 | 68 |
| 2015 | 56 |
| 2016 | 38 |
| 2017 | 50 |
| 2018 | 58 |
| 2019 | 55 |
| 2020 | 43 |
| 2021 | 12 |
| 2022 | 25 |
| 2023 | 20 |
| 2024 | 48 |