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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1921 | 2 |
| 1926 | 1 |
| 1954 | 1 |
| 1958 | 2 |
| 1960 | 3 |
| 1961 | 1 |
| 1966 | 1 |
| 1967 | 3 |
| 1968 | 1 |
| 1969 | 2 |
| 1971 | 4 |
| 1972 | 6 |
| 1973 | 8 |
| 1974 | 5 |
| 1975 | 6 |
| 1976 | 16 |
| 1977 | 6 |
| 1978 | 12 |
| 1979 | 14 |
| 1980 | 14 |
| 1981 | 15 |
| 1982 | 15 |
| 1983 | 25 |
| 1984 | 28 |
| 1985 | 16 |
| 1986 | 30 |
| 1987 | 26 |
| 1988 | 26 |
| 1989 | 48 |
| 1990 | 49 |
| 1991 | 54 |
| 1992 | 51 |
| 1993 | 64 |
| 1994 | 68 |
| 1995 | 65 |
| 1996 | 81 |
| 1997 | 64 |
| 1998 | 72 |
| 1999 | 91 |
| 2000 | 90 |
| 2001 | 106 |
| 2002 | 124 |
| 2003 | 106 |
| 2004 | 161 |
| 2005 | 151 |
| 2006 | 178 |
| 2007 | 198 |
| 2008 | 231 |
| 2009 | 232 |
| 2010 | 297 |
| 2011 | 297 |
| 2012 | 335 |
| 2013 | 339 |
| 2014 | 387 |
| 2015 | 374 |
| 2016 | 419 |
| 2017 | 431 |
| 2018 | 502 |
| 2019 | 510 |
| 2020 | 569 |
| 2021 | 591 |
| 2022 | 555 |
| 2023 | 532 |
| 2024 | 448 |
| 2025 | 394 |
| 2026 | 24 |