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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 3 |
| 1947 | 9 |
| 1948 | 15 |
| 1949 | 10 |
| 1950 | 15 |
| 1951 | 32 |
| 1952 | 43 |
| 1953 | 30 |
| 1954 | 36 |
| 1955 | 33 |
| 1956 | 42 |
| 1957 | 51 |
| 1958 | 45 |
| 1959 | 44 |
| 1960 | 44 |
| 1961 | 61 |
| 1962 | 110 |
| 1963 | 265 |
| 1964 | 339 |
| 1965 | 258 |
| 1966 | 236 |
| 1967 | 269 |
| 1968 | 261 |
| 1969 | 298 |
| 1970 | 263 |
| 1971 | 265 |
| 1972 | 246 |
| 1973 | 242 |
| 1974 | 219 |
| 1975 | 222 |
| 1976 | 178 |
| 1977 | 206 |
| 1978 | 173 |
| 1979 | 169 |
| 1980 | 164 |
| 1981 | 175 |
| 1982 | 220 |
| 1983 | 192 |
| 1984 | 194 |
| 1985 | 191 |
| 1986 | 213 |
| 1987 | 219 |
| 1988 | 251 |
| 1989 | 264 |
| 1990 | 258 |
| 1991 | 244 |
| 1992 | 241 |
| 1993 | 239 |
| 1994 | 237 |
| 1995 | 218 |
| 1996 | 199 |
| 1997 | 201 |
| 1998 | 192 |
| 1999 | 179 |
| 2000 | 190 |
| 2001 | 141 |
| 2002 | 161 |
| 2003 | 154 |
| 2004 | 142 |
| 2005 | 146 |
| 2006 | 155 |
| 2007 | 151 |
| 2008 | 164 |
| 2009 | 142 |
| 2010 | 126 |
| 2011 | 129 |
| 2012 | 129 |
| 2013 | 150 |
| 2014 | 129 |
| 2015 | 139 |
| 2016 | 116 |
| 2017 | 108 |
| 2018 | 110 |
| 2019 | 107 |
| 2020 | 88 |
| 2021 | 64 |
| 2022 | 26 |
| 2023 | 15 |
| 2024 | 2 |