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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 1 |
| 1947 | 3 |
| 1948 | 3 |
| 1951 | 2 |
| 1952 | 18 |
| 1953 | 26 |
| 1954 | 34 |
| 1955 | 18 |
| 1956 | 24 |
| 1957 | 22 |
| 1958 | 21 |
| 1959 | 15 |
| 1960 | 9 |
| 1961 | 19 |
| 1962 | 8 |
| 1963 | 2 |
| 1964 | 4 |
| 1965 | 4 |
| 1966 | 86 |
| 1967 | 138 |
| 1968 | 174 |
| 1969 | 216 |
| 1970 | 200 |
| 1971 | 282 |
| 1972 | 288 |
| 1973 | 223 |
| 1974 | 229 |
| 1975 | 189 |
| 1976 | 138 |
| 1977 | 175 |
| 1978 | 165 |
| 1979 | 154 |
| 1980 | 142 |
| 1981 | 147 |
| 1982 | 157 |
| 1983 | 161 |
| 1984 | 190 |
| 1985 | 194 |
| 1986 | 194 |
| 1987 | 179 |
| 1988 | 155 |
| 1989 | 184 |
| 1990 | 203 |
| 1991 | 183 |
| 1992 | 164 |
| 1993 | 187 |
| 1994 | 180 |
| 1995 | 143 |
| 1996 | 161 |
| 1997 | 136 |
| 1998 | 173 |
| 1999 | 234 |
| 2000 | 248 |
| 2001 | 219 |
| 2002 | 266 |
| 2003 | 277 |
| 2004 | 281 |
| 2005 | 331 |
| 2006 | 335 |
| 2007 | 369 |
| 2008 | 332 |
| 2009 | 328 |
| 2010 | 413 |
| 2011 | 422 |
| 2012 | 438 |
| 2013 | 505 |
| 2014 | 473 |
| 2015 | 480 |
| 2016 | 453 |
| 2017 | 418 |
| 2018 | 383 |
| 2019 | 444 |
| 2020 | 349 |
| 2021 | 229 |
| 2022 | 105 |
| 2023 | 77 |
| 2024 | 27 |