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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 4 |
| 1947 | 3 |
| 1948 | 2 |
| 1949 | 3 |
| 1950 | 4 |
| 1951 | 17 |
| 1952 | 4 |
| 1953 | 6 |
| 1954 | 8 |
| 1955 | 10 |
| 1956 | 8 |
| 1957 | 8 |
| 1958 | 3 |
| 1959 | 8 |
| 1960 | 4 |
| 1961 | 4 |
| 1962 | 5 |
| 1963 | 9 |
| 1964 | 7 |
| 1965 | 7 |
| 1966 | 1 |
| 1967 | 1 |
| 1971 | 1 |
| 1974 | 1 |
| 1975 | 27 |
| 1976 | 53 |
| 1977 | 56 |
| 1978 | 53 |
| 1979 | 55 |
| 1980 | 52 |
| 1981 | 64 |
| 1982 | 92 |
| 1983 | 71 |
| 1984 | 80 |
| 1985 | 115 |
| 1986 | 98 |
| 1987 | 122 |
| 1988 | 134 |
| 1989 | 133 |
| 1990 | 178 |
| 1991 | 152 |
| 1992 | 150 |
| 1993 | 195 |
| 1994 | 157 |
| 1995 | 135 |
| 1996 | 157 |
| 1997 | 143 |
| 1998 | 142 |
| 1999 | 148 |
| 2000 | 125 |
| 2001 | 135 |
| 2002 | 117 |
| 2003 | 115 |
| 2004 | 124 |
| 2005 | 124 |
| 2006 | 150 |
| 2007 | 147 |
| 2008 | 150 |
| 2009 | 171 |
| 2010 | 201 |
| 2011 | 203 |
| 2012 | 236 |
| 2013 | 187 |
| 2014 | 185 |
| 2015 | 174 |
| 2016 | 159 |
| 2017 | 128 |
| 2018 | 170 |
| 2019 | 136 |
| 2020 | 164 |
| 2021 | 191 |
| 2022 | 187 |
| 2023 | 161 |
| 2024 | 163 |
| 2025 | 80 |