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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1887 | 3 |
| 1947 | 1 |
| 1954 | 2 |
| 1955 | 1 |
| 1956 | 1 |
| 1965 | 2 |
| 1968 | 2 |
| 1971 | 1 |
| 1980 | 1 |
| 1981 | 2 |
| 1982 | 5 |
| 1983 | 4 |
| 1984 | 5 |
| 1985 | 13 |
| 1986 | 5 |
| 1987 | 3 |
| 1988 | 6 |
| 1989 | 4 |
| 1990 | 11 |
| 1991 | 11 |
| 1992 | 12 |
| 1993 | 12 |
| 1994 | 18 |
| 1995 | 26 |
| 1996 | 21 |
| 1997 | 10 |
| 1998 | 21 |
| 1999 | 34 |
| 2000 | 30 |
| 2001 | 34 |
| 2002 | 45 |
| 2003 | 38 |
| 2004 | 52 |
| 2005 | 44 |
| 2006 | 40 |
| 2007 | 73 |
| 2008 | 63 |
| 2009 | 60 |
| 2010 | 77 |
| 2011 | 94 |
| 2012 | 106 |
| 2013 | 104 |
| 2014 | 131 |
| 2015 | 166 |
| 2016 | 168 |
| 2017 | 154 |
| 2018 | 178 |
| 2019 | 188 |
| 2020 | 192 |
| 2021 | 232 |
| 2022 | 214 |
| 2023 | 211 |
| 2024 | 85 |