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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1970 | 1 |
| 1971 | 1 |
| 1973 | 1 |
| 1974 | 2 |
| 1978 | 1 |
| 1979 | 3 |
| 1980 | 1 |
| 1981 | 2 |
| 1982 | 4 |
| 1983 | 2 |
| 1984 | 4 |
| 1985 | 4 |
| 1986 | 7 |
| 1987 | 96 |
| 1988 | 347 |
| 1989 | 577 |
| 1990 | 700 |
| 1991 | 766 |
| 1992 | 798 |
| 1993 | 854 |
| 1994 | 888 |
| 1995 | 985 |
| 1996 | 897 |
| 1997 | 938 |
| 1998 | 888 |
| 1999 | 853 |
| 2000 | 889 |
| 2001 | 961 |
| 2002 | 990 |
| 2003 | 1097 |
| 2004 | 1165 |
| 2005 | 1259 |
| 2006 | 1378 |
| 2007 | 1492 |
| 2008 | 1730 |
| 2009 | 1821 |
| 2010 | 2117 |
| 2011 | 2237 |
| 2012 | 2363 |
| 2013 | 2570 |
| 2014 | 2430 |
| 2015 | 2453 |
| 2016 | 2365 |
| 2017 | 2206 |
| 2018 | 2239 |
| 2019 | 2230 |
| 2020 | 2418 |
| 2021 | 2348 |
| 2022 | 2161 |
| 2023 | 2143 |
| 2024 | 1152 |