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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1849 | 2 |
| 1850 | 3 |
| 1851 | 1 |
| 1852 | 2 |
| 1854 | 1 |
| 1864 | 1 |
| 1865 | 1 |
| 1867 | 2 |
| 1936 | 1 |
| 1941 | 1 |
| 1945 | 1 |
| 1946 | 1 |
| 1948 | 1 |
| 1949 | 1 |
| 1950 | 3 |
| 1951 | 6 |
| 1952 | 4 |
| 1953 | 1 |
| 1954 | 5 |
| 1955 | 2 |
| 1956 | 8 |
| 1957 | 8 |
| 1958 | 3 |
| 1959 | 1 |
| 1960 | 2 |
| 1961 | 4 |
| 1962 | 2 |
| 1963 | 3 |
| 1964 | 1 |
| 1965 | 5 |
| 1966 | 8 |
| 1967 | 11 |
| 1968 | 6 |
| 1969 | 14 |
| 1970 | 14 |
| 1971 | 16 |
| 1972 | 7 |
| 1973 | 15 |
| 1974 | 6 |
| 1975 | 7 |
| 1976 | 2 |
| 1977 | 6 |
| 1978 | 11 |
| 1979 | 7 |
| 1980 | 18 |
| 1981 | 15 |
| 1982 | 11 |
| 1983 | 27 |
| 1984 | 17 |
| 1985 | 24 |
| 1986 | 27 |
| 1987 | 23 |
| 1988 | 28 |
| 1989 | 28 |
| 1990 | 23 |
| 1991 | 36 |
| 1992 | 49 |
| 1993 | 54 |
| 1994 | 60 |
| 1995 | 69 |
| 1996 | 81 |
| 1997 | 73 |
| 1998 | 85 |
| 1999 | 94 |
| 2000 | 93 |
| 2001 | 91 |
| 2002 | 84 |
| 2003 | 100 |
| 2004 | 125 |
| 2005 | 124 |
| 2006 | 135 |
| 2007 | 141 |
| 2008 | 134 |
| 2009 | 154 |
| 2010 | 150 |
| 2011 | 179 |
| 2012 | 160 |
| 2013 | 159 |
| 2014 | 177 |
| 2015 | 217 |
| 2016 | 195 |
| 2017 | 194 |
| 2018 | 181 |
| 2019 | 269 |
| 2020 | 252 |
| 2021 | 246 |
| 2022 | 215 |
| 2023 | 220 |
| 2024 | 223 |
| 2025 | 223 |