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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 1 |
| 1957 | 3 |
| 1958 | 1 |
| 1959 | 10 |
| 1960 | 13 |
| 1961 | 19 |
| 1962 | 22 |
| 1963 | 1 |
| 1964 | 6 |
| 1965 | 39 |
| 1966 | 57 |
| 1967 | 87 |
| 1968 | 95 |
| 1969 | 121 |
| 1970 | 101 |
| 1971 | 120 |
| 1972 | 121 |
| 1973 | 143 |
| 1974 | 165 |
| 1975 | 119 |
| 1976 | 113 |
| 1977 | 125 |
| 1978 | 136 |
| 1979 | 125 |
| 1980 | 160 |
| 1981 | 163 |
| 1982 | 153 |
| 1983 | 203 |
| 1984 | 216 |
| 1985 | 236 |
| 1986 | 248 |
| 1987 | 277 |
| 1988 | 324 |
| 1989 | 300 |
| 1990 | 304 |
| 1991 | 263 |
| 1992 | 309 |
| 1993 | 282 |
| 1994 | 319 |
| 1995 | 305 |
| 1996 | 332 |
| 1997 | 352 |
| 1998 | 305 |
| 1999 | 343 |
| 2000 | 335 |
| 2001 | 341 |
| 2002 | 373 |
| 2003 | 372 |
| 2004 | 428 |
| 2005 | 391 |
| 2006 | 459 |
| 2007 | 440 |
| 2008 | 461 |
| 2009 | 461 |
| 2010 | 488 |
| 2011 | 481 |
| 2012 | 488 |
| 2013 | 524 |
| 2014 | 591 |
| 2015 | 601 |
| 2016 | 509 |
| 2017 | 458 |
| 2018 | 417 |
| 2019 | 420 |
| 2020 | 370 |
| 2021 | 429 |
| 2022 | 790 |
| 2023 | 752 |
| 2024 | 184 |