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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1972 | 63 |
| 1973 | 69 |
| 1974 | 66 |
| 1975 | 53 |
| 1976 | 49 |
| 1977 | 52 |
| 1978 | 42 |
| 1979 | 57 |
| 1980 | 84 |
| 1981 | 70 |
| 1982 | 64 |
| 1983 | 97 |
| 1984 | 67 |
| 1985 | 63 |
| 1986 | 63 |
| 1987 | 81 |
| 1988 | 65 |
| 1989 | 70 |
| 1990 | 68 |
| 1991 | 66 |
| 1992 | 69 |
| 1993 | 79 |
| 1994 | 137 |
| 1995 | 93 |
| 1996 | 116 |
| 1997 | 126 |
| 1998 | 146 |
| 1999 | 186 |
| 2000 | 163 |
| 2001 | 160 |
| 2002 | 166 |
| 2003 | 184 |
| 2004 | 320 |
| 2005 | 263 |
| 2006 | 217 |
| 2007 | 249 |
| 2008 | 282 |
| 2009 | 282 |
| 2010 | 246 |
| 2011 | 293 |
| 2012 | 328 |
| 2013 | 350 |
| 2014 | 412 |
| 2015 | 358 |
| 2016 | 453 |
| 2017 | 474 |
| 2018 | 404 |
| 2019 | 404 |
| 2020 | 364 |
| 2021 | 487 |
| 2022 | 426 |
| 2023 | 364 |
| 2024 | 307 |
| 2025 | 176 |
| 2026 | 55 |