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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1878 | 1 |
| 1945 | 1 |
| 1947 | 1 |
| 1954 | 3 |
| 1955 | 2 |
| 1956 | 1 |
| 1957 | 4 |
| 1958 | 3 |
| 1959 | 3 |
| 1960 | 1 |
| 1961 | 2 |
| 1962 | 3 |
| 1963 | 8 |
| 1964 | 9 |
| 1965 | 9 |
| 1966 | 12 |
| 1967 | 8 |
| 1968 | 21 |
| 1969 | 22 |
| 1970 | 26 |
| 1971 | 23 |
| 1972 | 22 |
| 1973 | 7 |
| 1974 | 27 |
| 1975 | 27 |
| 1976 | 40 |
| 1977 | 33 |
| 1978 | 36 |
| 1979 | 41 |
| 1980 | 43 |
| 1981 | 26 |
| 1982 | 40 |
| 1983 | 43 |
| 1984 | 62 |
| 1985 | 63 |
| 1986 | 81 |
| 1987 | 84 |
| 1988 | 93 |
| 1989 | 100 |
| 1990 | 91 |
| 1991 | 78 |
| 1992 | 107 |
| 1993 | 80 |
| 1994 | 96 |
| 1995 | 98 |
| 1996 | 115 |
| 1997 | 96 |
| 1998 | 119 |
| 1999 | 100 |
| 2000 | 125 |
| 2001 | 116 |
| 2002 | 130 |
| 2003 | 125 |
| 2004 | 139 |
| 2005 | 122 |
| 2006 | 129 |
| 2007 | 138 |
| 2008 | 182 |
| 2009 | 188 |
| 2010 | 199 |
| 2011 | 187 |
| 2012 | 198 |
| 2013 | 208 |
| 2014 | 200 |
| 2015 | 249 |
| 2016 | 241 |
| 2017 | 248 |
| 2018 | 274 |
| 2019 | 265 |
| 2020 | 298 |
| 2021 | 318 |
| 2022 | 330 |
| 2023 | 293 |
| 2024 | 134 |