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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1869 | 1 |
| 1872 | 1 |
| 1885 | 1 |
| 1894 | 3 |
| 1895 | 1 |
| 1897 | 1 |
| 1923 | 1 |
| 1934 | 1 |
| 1935 | 1 |
| 1953 | 1 |
| 1956 | 1 |
| 1961 | 3 |
| 1962 | 2 |
| 1963 | 9 |
| 1964 | 11 |
| 1965 | 3 |
| 1966 | 7 |
| 1967 | 1 |
| 1969 | 2 |
| 1970 | 1 |
| 1971 | 2 |
| 1973 | 1 |
| 1974 | 2 |
| 1975 | 3 |
| 1976 | 4 |
| 1977 | 1 |
| 1978 | 3 |
| 1979 | 5 |
| 1980 | 3 |
| 1981 | 2 |
| 1982 | 3 |
| 1983 | 8 |
| 1984 | 5 |
| 1985 | 8 |
| 1986 | 7 |
| 1987 | 26 |
| 1988 | 90 |
| 1989 | 80 |
| 1990 | 80 |
| 1991 | 79 |
| 1992 | 94 |
| 1993 | 86 |
| 1994 | 104 |
| 1995 | 104 |
| 1996 | 108 |
| 1997 | 135 |
| 1998 | 136 |
| 1999 | 122 |
| 2000 | 111 |
| 2001 | 136 |
| 2002 | 139 |
| 2003 | 125 |
| 2004 | 166 |
| 2005 | 148 |
| 2006 | 167 |
| 2007 | 162 |
| 2008 | 154 |
| 2009 | 178 |
| 2010 | 204 |
| 2011 | 214 |
| 2012 | 226 |
| 2013 | 309 |
| 2014 | 732 |
| 2015 | 983 |
| 2016 | 1090 |
| 2017 | 1116 |
| 2018 | 1169 |
| 2019 | 1232 |
| 2020 | 1463 |
| 2021 | 1720 |
| 2022 | 1720 |
| 2023 | 1801 |
| 2024 | 800 |