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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1903 | 1 |
| 1907 | 1 |
| 1948 | 2 |
| 1952 | 1 |
| 1953 | 4 |
| 1954 | 2 |
| 1955 | 1 |
| 1956 | 4 |
| 1957 | 4 |
| 1958 | 4 |
| 1961 | 7 |
| 1962 | 3 |
| 1963 | 2 |
| 1964 | 2 |
| 1965 | 26 |
| 1966 | 48 |
| 1967 | 51 |
| 1968 | 41 |
| 1969 | 67 |
| 1970 | 49 |
| 1971 | 30 |
| 1972 | 39 |
| 1973 | 13 |
| 1974 | 9 |
| 1975 | 7 |
| 1976 | 8 |
| 1977 | 5 |
| 1978 | 11 |
| 1979 | 10 |
| 1980 | 7 |
| 1981 | 9 |
| 1982 | 11 |
| 1983 | 12 |
| 1984 | 9 |
| 1985 | 12 |
| 1986 | 17 |
| 1987 | 126 |
| 1988 | 261 |
| 1989 | 203 |
| 1990 | 295 |
| 1991 | 271 |
| 1992 | 237 |
| 1993 | 257 |
| 1994 | 289 |
| 1995 | 307 |
| 1996 | 327 |
| 1997 | 318 |
| 1998 | 344 |
| 1999 | 362 |
| 2000 | 320 |
| 2001 | 343 |
| 2002 | 337 |
| 2003 | 391 |
| 2004 | 373 |
| 2005 | 420 |
| 2006 | 406 |
| 2007 | 387 |
| 2008 | 382 |
| 2009 | 452 |
| 2010 | 502 |
| 2011 | 551 |
| 2012 | 550 |
| 2013 | 615 |
| 2014 | 895 |
| 2015 | 1139 |
| 2016 | 1215 |
| 2017 | 1329 |
| 2018 | 1371 |
| 2019 | 1445 |
| 2020 | 1636 |
| 2021 | 1825 |
| 2022 | 1762 |
| 2023 | 1604 |
| 2024 | 571 |