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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 | 5 |
| 1949 | 1 |
| 1951 | 4 |
| 1952 | 13 |
| 1953 | 26 |
| 1954 | 20 |
| 1955 | 32 |
| 1956 | 16 |
| 1957 | 35 |
| 1958 | 29 |
| 1959 | 22 |
| 1960 | 20 |
| 1961 | 19 |
| 1962 | 18 |
| 1964 | 2 |
| 1965 | 9 |
| 1966 | 100 |
| 1967 | 157 |
| 1968 | 217 |
| 1969 | 231 |
| 1970 | 229 |
| 1971 | 237 |
| 1972 | 263 |
| 1973 | 304 |
| 1974 | 292 |
| 1975 | 250 |
| 1976 | 227 |
| 1977 | 186 |
| 1978 | 213 |
| 1979 | 216 |
| 1980 | 228 |
| 1981 | 246 |
| 1982 | 239 |
| 1983 | 256 |
| 1984 | 234 |
| 1985 | 290 |
| 1986 | 246 |
| 1987 | 222 |
| 1988 | 234 |
| 1989 | 259 |
| 1990 | 224 |
| 1991 | 198 |
| 1992 | 198 |
| 1993 | 217 |
| 1994 | 188 |
| 1995 | 236 |
| 1996 | 198 |
| 1997 | 199 |
| 1998 | 192 |
| 1999 | 187 |
| 2000 | 248 |
| 2001 | 273 |
| 2002 | 286 |
| 2003 | 342 |
| 2004 | 368 |
| 2005 | 460 |
| 2006 | 501 |
| 2007 | 544 |
| 2008 | 582 |
| 2009 | 574 |
| 2010 | 512 |
| 2011 | 556 |
| 2012 | 562 |
| 2013 | 585 |
| 2014 | 565 |
| 2015 | 604 |
| 2016 | 540 |
| 2017 | 539 |
| 2018 | 533 |
| 2019 | 598 |
| 2020 | 454 |
| 2021 | 300 |
| 2022 | 281 |
| 2023 | 192 |
| 2024 | 67 |