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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1921 | 1 |
| 1934 | 2 |
| 1947 | 1 |
| 1951 | 2 |
| 1953 | 1 |
| 1956 | 2 |
| 1960 | 2 |
| 1964 | 1 |
| 1967 | 1 |
| 1968 | 2 |
| 1970 | 1 |
| 1971 | 1 |
| 1972 | 1 |
| 1973 | 1 |
| 1974 | 3 |
| 1975 | 3 |
| 1976 | 2 |
| 1978 | 3 |
| 1979 | 3 |
| 1980 | 2 |
| 1981 | 2 |
| 1982 | 1 |
| 1984 | 7 |
| 1985 | 3 |
| 1986 | 1 |
| 1987 | 6 |
| 1988 | 8 |
| 1989 | 15 |
| 1990 | 12 |
| 1991 | 7 |
| 1992 | 8 |
| 1993 | 14 |
| 1994 | 9 |
| 1995 | 3 |
| 1996 | 9 |
| 1997 | 12 |
| 1998 | 12 |
| 1999 | 19 |
| 2000 | 21 |
| 2001 | 36 |
| 2002 | 44 |
| 2003 | 51 |
| 2004 | 57 |
| 2005 | 59 |
| 2006 | 73 |
| 2007 | 60 |
| 2008 | 76 |
| 2009 | 97 |
| 2010 | 122 |
| 2011 | 143 |
| 2012 | 159 |
| 2013 | 172 |
| 2014 | 257 |
| 2015 | 377 |
| 2016 | 388 |
| 2017 | 407 |
| 2018 | 471 |
| 2019 | 523 |
| 2020 | 485 |
| 2021 | 541 |
| 2022 | 519 |
| 2023 | 479 |
| 2024 | 190 |