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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1977 | 1 |
| 1978 | 24 |
| 1979 | 18 |
| 1980 | 12 |
| 1981 | 8 |
| 1982 | 21 |
| 1983 | 16 |
| 1984 | 6 |
| 1985 | 9 |
| 1986 | 7 |
| 1987 | 3 |
| 1988 | 3 |
| 1989 | 21 |
| 1990 | 50 |
| 1991 | 61 |
| 1992 | 48 |
| 1993 | 76 |
| 1994 | 56 |
| 1995 | 76 |
| 1996 | 60 |
| 1997 | 107 |
| 1998 | 97 |
| 1999 | 58 |
| 2000 | 63 |
| 2001 | 60 |
| 2008 | 4 |
| 2009 | 110 |
| 2010 | 136 |
| 2011 | 150 |
| 2012 | 101 |
| 2013 | 100 |
| 2014 | 89 |
| 2015 | 153 |
| 2016 | 281 |
| 2017 | 202 |
| 2018 | 368 |
| 2019 | 881 |
| 2020 | 1778 |
| 2021 | 1597 |
| 2022 | 815 |
| 2023 | 1129 |
| 2024 | 496 |