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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1929 | 1 |
| 1934 | 1 |
| 1937 | 1 |
| 1951 | 1 |
| 1959 | 1 |
| 1962 | 2 |
| 1963 | 2 |
| 1964 | 3 |
| 1966 | 3 |
| 1967 | 2 |
| 1968 | 2 |
| 1969 | 1 |
| 1970 | 4 |
| 1971 | 5 |
| 1972 | 6 |
| 1973 | 8 |
| 1974 | 12 |
| 1975 | 87 |
| 1976 | 113 |
| 1977 | 94 |
| 1978 | 87 |
| 1979 | 93 |
| 1980 | 123 |
| 1981 | 117 |
| 1982 | 131 |
| 1983 | 152 |
| 1984 | 140 |
| 1985 | 152 |
| 1986 | 168 |
| 1987 | 180 |
| 1988 | 186 |
| 1989 | 185 |
| 1990 | 214 |
| 1991 | 214 |
| 1992 | 213 |
| 1993 | 231 |
| 1994 | 199 |
| 1995 | 217 |
| 1996 | 216 |
| 1997 | 247 |
| 1998 | 238 |
| 1999 | 234 |
| 2000 | 260 |
| 2001 | 273 |
| 2002 | 302 |
| 2003 | 340 |
| 2004 | 344 |
| 2005 | 389 |
| 2006 | 434 |
| 2007 | 423 |
| 2008 | 472 |
| 2009 | 466 |
| 2010 | 523 |
| 2011 | 531 |
| 2012 | 555 |
| 2013 | 560 |
| 2014 | 624 |
| 2015 | 718 |
| 2016 | 580 |
| 2017 | 469 |
| 2018 | 641 |
| 2019 | 709 |
| 2020 | 765 |
| 2021 | 843 |
| 2022 | 782 |
| 2023 | 765 |
| 2024 | 548 |
| 2025 | 219 |