← All namesRon
Raw counts
| Year | Count |
|---|
| 1933 | 6 |
| 1934 | 23 |
| 1935 | 79 |
| 1936 | 69 |
| 1937 | 105 |
| 1938 | 107 |
| 1939 | 174 |
| 1940 | 140 |
| 1941 | 280 |
| 1942 | 442 |
| 1943 | 539 |
| 1944 | 522 |
| 1945 | 445 |
| 1946 | 774 |
| 1947 | 926 |
| 1948 | 787 |
| 1949 | 506 |
| 1950 | 294 |
| 1951 | 278 |
| 1952 | 244 |
| 1953 | 327 |
| 1954 | 382 |
| 1955 | 526 |
| 1956 | 821 |
| 1957 | 1,321 |
| 1958 | 1,819 |
| 1959 | 2,045 |
| 1960 | 2,049 |
| 1961 | 1,832 |
| 1962 | 1,812 |
| 1963 | 1,825 |
| 1964 | 1,511 |
| 1965 | 1,250 |
| 1966 | 1,001 |
| 1967 | 867 |
| 1968 | 873 |
| 1969 | 1,135 |
| 1970 | 854 |
| 1971 | 675 |
| 1972 | 531 |
| 1973 | 408 |
| 1974 | 378 |
| 1975 | 286 |
| 1976 | 394 |
| 1977 | 279 |
| 1978 | 243 |
| 1979 | 280 |
| 1980 | 259 |
| 1981 | 176 |
| 1982 | 190 |
| 1983 | 115 |
| 1984 | 105 |
| 1985 | 96 |
| 1986 | 117 |
| 1987 | 97 |
| 1988 | 83 |
| 1989 | 139 |
| 1990 | 127 |
| 1991 | 103 |
| 1992 | 82 |
| 1993 | 70 |
| 1994 | 53 |
| 1995 | 94 |
| 1996 | 51 |
| 1997 | 62 |
| 1998 | 42 |
| 1999 | 61 |
| 2000 | 45 |
| 2001 | 37 |
| 2002 | 42 |
| 2003 | 38 |
| 2004 | 22 |
| 2005 | 24 |
| 2006 | 38 |
| 2007 | 19 |
| 2008 | 21 |
| 2009 | 26 |
| 2010 | 24 |
| 2011 | 10 |
| 2012 | 31 |
| 2013 | 12 |
| 2014 | 19 |
| 2015 | 20 |
| 2016 | 12 |
| 2017 | 25 |
| 2018 | 19 |
| 2023 | 18 |