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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1897 | 1 |
| 1909 | 2 |
| 1945 | 1 |
| 1953 | 1 |
| 1954 | 1 |
| 1964 | 1 |
| 1965 | 5 |
| 1966 | 13 |
| 1967 | 15 |
| 1968 | 26 |
| 1969 | 24 |
| 1970 | 20 |
| 1971 | 21 |
| 1972 | 36 |
| 1973 | 39 |
| 1974 | 35 |
| 1975 | 48 |
| 1976 | 68 |
| 1977 | 58 |
| 1978 | 70 |
| 1979 | 89 |
| 1980 | 82 |
| 1981 | 95 |
| 1982 | 93 |
| 1983 | 134 |
| 1984 | 111 |
| 1985 | 112 |
| 1986 | 142 |
| 1987 | 139 |
| 1988 | 138 |
| 1989 | 168 |
| 1990 | 149 |
| 1991 | 166 |
| 1992 | 142 |
| 1993 | 173 |
| 1994 | 165 |
| 1995 | 141 |
| 1996 | 149 |
| 1997 | 187 |
| 1998 | 155 |
| 1999 | 179 |
| 2000 | 157 |
| 2001 | 195 |
| 2002 | 172 |
| 2003 | 224 |
| 2004 | 238 |
| 2005 | 257 |
| 2006 | 279 |
| 2007 | 322 |
| 2008 | 364 |
| 2009 | 366 |
| 2010 | 401 |
| 2011 | 424 |
| 2012 | 440 |
| 2013 | 525 |
| 2014 | 617 |
| 2015 | 655 |
| 2016 | 611 |
| 2017 | 634 |
| 2018 | 597 |
| 2019 | 629 |
| 2020 | 491 |
| 2021 | 367 |
| 2022 | 210 |
| 2023 | 183 |
| 2024 | 56 |