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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1971 | 1 |
| 1973 | 2 |
| 1974 | 2 |
| 1975 | 1 |
| 1978 | 4 |
| 1979 | 2 |
| 1980 | 1 |
| 1981 | 2 |
| 1982 | 5 |
| 1983 | 6 |
| 1984 | 5 |
| 1985 | 7 |
| 1986 | 7 |
| 1987 | 10 |
| 1988 | 15 |
| 1989 | 8 |
| 1990 | 13 |
| 1991 | 14 |
| 1992 | 11 |
| 1993 | 19 |
| 1994 | 20 |
| 1995 | 22 |
| 1996 | 24 |
| 1997 | 26 |
| 1998 | 39 |
| 1999 | 46 |
| 2000 | 58 |
| 2001 | 64 |
| 2002 | 70 |
| 2003 | 85 |
| 2004 | 112 |
| 2005 | 105 |
| 2006 | 127 |
| 2007 | 148 |
| 2008 | 176 |
| 2009 | 178 |
| 2010 | 228 |
| 2011 | 215 |
| 2012 | 265 |
| 2013 | 222 |
| 2014 | 235 |
| 2015 | 282 |
| 2016 | 294 |
| 2017 | 312 |
| 2018 | 332 |
| 2019 | 329 |
| 2020 | 322 |
| 2021 | 337 |
| 2022 | 337 |
| 2023 | 289 |
| 2024 | 295 |
| 2025 | 327 |
| 2026 | 112 |