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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1871 | 2 |
| 1873 | 4 |
| 1874 | 7 |
| 1888 | 1 |
| 1920 | 1 |
| 1921 | 1 |
| 1930 | 1 |
| 1931 | 2 |
| 1932 | 2 |
| 1934 | 1 |
| 1940 | 2 |
| 1944 | 1 |
| 1945 | 1 |
| 1950 | 1 |
| 1951 | 1 |
| 1953 | 1 |
| 1956 | 1 |
| 1959 | 1 |
| 1965 | 2 |
| 1967 | 1 |
| 1968 | 3 |
| 1969 | 4 |
| 1970 | 1 |
| 1971 | 2 |
| 1972 | 1 |
| 1973 | 2 |
| 1974 | 3 |
| 1975 | 3 |
| 1976 | 3 |
| 1977 | 5 |
| 1978 | 7 |
| 1979 | 1 |
| 1980 | 3 |
| 1981 | 1 |
| 1982 | 5 |
| 1983 | 8 |
| 1984 | 12 |
| 1985 | 10 |
| 1986 | 11 |
| 1987 | 11 |
| 1988 | 13 |
| 1989 | 7 |
| 1990 | 8 |
| 1991 | 10 |
| 1992 | 14 |
| 1993 | 19 |
| 1994 | 20 |
| 1995 | 30 |
| 1996 | 31 |
| 1997 | 29 |
| 1998 | 33 |
| 1999 | 37 |
| 2000 | 25 |
| 2001 | 44 |
| 2002 | 53 |
| 2003 | 44 |
| 2004 | 63 |
| 2005 | 64 |
| 2006 | 85 |
| 2007 | 98 |
| 2008 | 98 |
| 2009 | 130 |
| 2010 | 121 |
| 2011 | 156 |
| 2012 | 178 |
| 2013 | 182 |
| 2014 | 217 |
| 2015 | 304 |
| 2016 | 274 |
| 2017 | 225 |
| 2018 | 215 |
| 2019 | 275 |
| 2020 | 262 |
| 2021 | 298 |
| 2022 | 305 |
| 2023 | 272 |
| 2024 | 250 |