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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1857 | 1 |
| 1882 | 1 |
| 1970 | 1 |
| 1975 | 1 |
| 1976 | 1 |
| 1977 | 1 |
| 1979 | 2 |
| 1985 | 4 |
| 1986 | 3 |
| 1987 | 27 |
| 1988 | 43 |
| 1989 | 43 |
| 1990 | 81 |
| 1991 | 80 |
| 1992 | 83 |
| 1993 | 96 |
| 1994 | 87 |
| 1995 | 133 |
| 1996 | 123 |
| 1997 | 143 |
| 1998 | 129 |
| 1999 | 150 |
| 2000 | 140 |
| 2001 | 131 |
| 2002 | 141 |
| 2003 | 182 |
| 2004 | 148 |
| 2005 | 140 |
| 2006 | 133 |
| 2007 | 136 |
| 2008 | 138 |
| 2009 | 150 |
| 2010 | 166 |
| 2011 | 191 |
| 2012 | 193 |
| 2013 | 203 |
| 2014 | 292 |
| 2015 | 371 |
| 2016 | 416 |
| 2017 | 460 |
| 2018 | 524 |
| 2019 | 590 |
| 2020 | 704 |
| 2021 | 803 |
| 2022 | 742 |
| 2023 | 727 |
| 2024 | 285 |