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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 6 |
| 1966 | 72 |
| 1967 | 130 |
| 1968 | 161 |
| 1969 | 214 |
| 1970 | 200 |
| 1971 | 198 |
| 1972 | 218 |
| 1973 | 327 |
| 1974 | 321 |
| 1975 | 308 |
| 1976 | 377 |
| 1977 | 345 |
| 1978 | 325 |
| 1979 | 360 |
| 1980 | 336 |
| 1981 | 323 |
| 1982 | 383 |
| 1983 | 351 |
| 1984 | 367 |
| 1985 | 347 |
| 1986 | 290 |
| 1987 | 274 |
| 1988 | 215 |
| 1989 | 217 |
| 1990 | 198 |
| 1991 | 170 |
| 1992 | 144 |
| 1993 | 121 |
| 1994 | 109 |
| 1995 | 97 |
| 1996 | 78 |
| 1997 | 60 |
| 1998 | 60 |
| 1999 | 86 |
| 2000 | 68 |
| 2001 | 62 |
| 2002 | 64 |
| 2003 | 74 |
| 2004 | 52 |
| 2005 | 62 |
| 2006 | 75 |
| 2007 | 92 |
| 2008 | 57 |
| 2009 | 82 |
| 2010 | 140 |
| 2011 | 180 |
| 2012 | 156 |
| 2013 | 167 |
| 2014 | 168 |
| 2015 | 170 |
| 2016 | 121 |
| 2017 | 125 |
| 2018 | 138 |
| 2019 | 101 |
| 2020 | 107 |
| 2021 | 90 |
| 2022 | 112 |
| 2023 | 105 |
| 2024 | 86 |
| 2025 | 103 |
| 2026 | 27 |