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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 4 |
| 1948 | 1 |
| 1949 | 3 |
| 1950 | 7 |
| 1951 | 6 |
| 1952 | 5 |
| 1953 | 9 |
| 1954 | 6 |
| 1955 | 7 |
| 1956 | 9 |
| 1957 | 11 |
| 1958 | 6 |
| 1959 | 12 |
| 1960 | 16 |
| 1961 | 10 |
| 1962 | 23 |
| 1963 | 41 |
| 1964 | 82 |
| 1965 | 53 |
| 1966 | 30 |
| 1967 | 45 |
| 1968 | 57 |
| 1969 | 72 |
| 1970 | 65 |
| 1971 | 97 |
| 1972 | 141 |
| 1973 | 184 |
| 1974 | 207 |
| 1975 | 215 |
| 1976 | 195 |
| 1977 | 245 |
| 1978 | 224 |
| 1979 | 217 |
| 1980 | 233 |
| 1981 | 223 |
| 1982 | 204 |
| 1983 | 230 |
| 1984 | 234 |
| 1985 | 212 |
| 1986 | 219 |
| 1987 | 227 |
| 1988 | 211 |
| 1989 | 216 |
| 1990 | 196 |
| 1991 | 186 |
| 1992 | 193 |
| 1993 | 168 |
| 1994 | 145 |
| 1995 | 148 |
| 1996 | 127 |
| 1997 | 144 |
| 1998 | 127 |
| 1999 | 108 |
| 2000 | 121 |
| 2001 | 95 |
| 2002 | 111 |
| 2003 | 164 |
| 2004 | 74 |
| 2005 | 80 |
| 2006 | 81 |
| 2007 | 64 |
| 2008 | 77 |
| 2009 | 80 |
| 2010 | 87 |
| 2011 | 88 |
| 2012 | 67 |
| 2013 | 103 |
| 2014 | 106 |
| 2015 | 100 |
| 2016 | 85 |
| 2017 | 72 |
| 2018 | 99 |
| 2019 | 60 |
| 2020 | 59 |
| 2021 | 50 |
| 2022 | 29 |
| 2023 | 18 |
| 2024 | 10 |