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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 2 |
| 1947 | 3 |
| 1951 | 1 |
| 1952 | 2 |
| 1953 | 1 |
| 1955 | 8 |
| 1956 | 2 |
| 1957 | 6 |
| 1958 | 3 |
| 1959 | 11 |
| 1960 | 11 |
| 1961 | 10 |
| 1962 | 7 |
| 1964 | 5 |
| 1965 | 8 |
| 1966 | 18 |
| 1967 | 17 |
| 1968 | 13 |
| 1969 | 18 |
| 1970 | 28 |
| 1971 | 22 |
| 1972 | 22 |
| 1973 | 32 |
| 1974 | 34 |
| 1975 | 41 |
| 1976 | 35 |
| 1977 | 36 |
| 1978 | 53 |
| 1979 | 64 |
| 1980 | 83 |
| 1981 | 88 |
| 1982 | 73 |
| 1983 | 82 |
| 1984 | 87 |
| 1985 | 74 |
| 1986 | 73 |
| 1987 | 82 |
| 1988 | 65 |
| 1989 | 85 |
| 1990 | 85 |
| 1991 | 76 |
| 1992 | 69 |
| 1993 | 71 |
| 1994 | 80 |
| 1995 | 104 |
| 1996 | 116 |
| 1997 | 129 |
| 1998 | 145 |
| 1999 | 176 |
| 2000 | 187 |
| 2001 | 159 |
| 2002 | 134 |
| 2003 | 181 |
| 2004 | 173 |
| 2005 | 185 |
| 2006 | 240 |
| 2007 | 250 |
| 2008 | 213 |
| 2009 | 228 |
| 2010 | 241 |
| 2011 | 318 |
| 2012 | 306 |
| 2013 | 342 |
| 2014 | 326 |
| 2015 | 302 |
| 2016 | 260 |
| 2017 | 284 |
| 2018 | 284 |
| 2019 | 273 |
| 2020 | 213 |
| 2021 | 185 |
| 2022 | 89 |
| 2023 | 82 |
| 2024 | 20 |