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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1952 | 53 |
| 1953 | 79 |
| 1954 | 51 |
| 1955 | 60 |
| 1956 | 71 |
| 1957 | 87 |
| 1958 | 78 |
| 1959 | 69 |
| 1960 | 69 |
| 1961 | 53 |
| 1962 | 102 |
| 1963 | 68 |
| 1964 | 95 |
| 1965 | 103 |
| 1966 | 127 |
| 1967 | 115 |
| 1968 | 136 |
| 1969 | 99 |
| 1970 | 105 |
| 1971 | 102 |
| 1972 | 122 |
| 1973 | 101 |
| 1974 | 133 |
| 1975 | 128 |
| 1976 | 146 |
| 1977 | 147 |
| 1978 | 155 |
| 1979 | 190 |
| 1980 | 197 |
| 1981 | 209 |
| 1982 | 221 |
| 1983 | 212 |
| 1984 | 205 |
| 1985 | 261 |
| 1986 | 229 |
| 1987 | 232 |
| 1988 | 272 |
| 1989 | 319 |
| 1990 | 241 |
| 1991 | 304 |
| 1992 | 256 |
| 1993 | 258 |
| 1994 | 226 |
| 1995 | 237 |
| 1996 | 327 |
| 1997 | 346 |
| 1998 | 301 |
| 1999 | 350 |
| 2000 | 300 |
| 2001 | 429 |
| 2002 | 561 |
| 2003 | 408 |
| 2004 | 504 |
| 2005 | 483 |
| 2006 | 468 |
| 2007 | 504 |
| 2008 | 520 |
| 2009 | 459 |
| 2010 | 448 |
| 2011 | 433 |
| 2012 | 553 |
| 2013 | 691 |
| 2014 | 640 |
| 2015 | 543 |
| 2016 | 488 |
| 2017 | 392 |
| 2018 | 316 |
| 2019 | 279 |
| 2020 | 329 |
| 2021 | 295 |
| 2022 | 236 |
| 2023 | 192 |
| 2024 | 200 |
| 2025 | 247 |
| 2026 | 76 |