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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1962 | 1 |
| 1964 | 1 |
| 1973 | 1 |
| 1974 | 1 |
| 1976 | 2 |
| 1977 | 1 |
| 1978 | 1 |
| 1979 | 2 |
| 1980 | 1 |
| 1981 | 3 |
| 1982 | 6 |
| 1983 | 8 |
| 1984 | 14 |
| 1985 | 12 |
| 1986 | 9 |
| 1987 | 45 |
| 1988 | 68 |
| 1989 | 105 |
| 1990 | 121 |
| 1991 | 147 |
| 1992 | 139 |
| 1993 | 169 |
| 1994 | 168 |
| 1995 | 210 |
| 1996 | 202 |
| 1997 | 242 |
| 1998 | 264 |
| 1999 | 300 |
| 2000 | 331 |
| 2001 | 402 |
| 2002 | 478 |
| 2003 | 527 |
| 2004 | 634 |
| 2005 | 786 |
| 2006 | 936 |
| 2007 | 1120 |
| 2008 | 1616 |
| 2009 | 1810 |
| 2010 | 2105 |
| 2011 | 2205 |
| 2012 | 2351 |
| 2013 | 2529 |
| 2014 | 2499 |
| 2015 | 2470 |
| 2016 | 2430 |
| 2017 | 2321 |
| 2018 | 2344 |
| 2019 | 2308 |
| 2020 | 2411 |
| 2021 | 2528 |
| 2022 | 2225 |
| 2023 | 2313 |
| 2024 | 1972 |
| 2025 | 651 |