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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1847 | 1 |
| 1850 | 2 |
| 1851 | 3 |
| 1868 | 1 |
| 1878 | 1 |
| 1879 | 2 |
| 1881 | 1 |
| 1946 | 1 |
| 1948 | 1 |
| 1949 | 2 |
| 1950 | 8 |
| 1951 | 5 |
| 1952 | 9 |
| 1953 | 9 |
| 1954 | 4 |
| 1955 | 12 |
| 1956 | 7 |
| 1957 | 13 |
| 1958 | 10 |
| 1959 | 8 |
| 1960 | 14 |
| 1961 | 6 |
| 1962 | 14 |
| 1963 | 17 |
| 1964 | 15 |
| 1965 | 15 |
| 1966 | 22 |
| 1967 | 22 |
| 1968 | 36 |
| 1969 | 41 |
| 1970 | 43 |
| 1971 | 26 |
| 1972 | 33 |
| 1973 | 29 |
| 1974 | 36 |
| 1975 | 39 |
| 1976 | 37 |
| 1977 | 31 |
| 1978 | 36 |
| 1979 | 43 |
| 1980 | 45 |
| 1981 | 33 |
| 1982 | 31 |
| 1983 | 46 |
| 1984 | 41 |
| 1985 | 45 |
| 1986 | 61 |
| 1987 | 73 |
| 1988 | 61 |
| 1989 | 52 |
| 1990 | 80 |
| 1991 | 57 |
| 1992 | 55 |
| 1993 | 66 |
| 1994 | 77 |
| 1995 | 67 |
| 1996 | 80 |
| 1997 | 77 |
| 1998 | 96 |
| 1999 | 81 |
| 2000 | 105 |
| 2001 | 97 |
| 2002 | 113 |
| 2003 | 107 |
| 2004 | 107 |
| 2005 | 119 |
| 2006 | 129 |
| 2007 | 133 |
| 2008 | 165 |
| 2009 | 132 |
| 2010 | 149 |
| 2011 | 167 |
| 2012 | 133 |
| 2013 | 172 |
| 2014 | 159 |
| 2015 | 151 |
| 2016 | 170 |
| 2017 | 190 |
| 2018 | 190 |
| 2019 | 206 |
| 2020 | 245 |
| 2021 | 270 |
| 2022 | 258 |
| 2023 | 241 |
| 2024 | 244 |
| 2025 | 231 |
| 2026 | 1 |