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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1939 | 1 |
| 1947 | 2 |
| 1961 | 2 |
| 1962 | 2 |
| 1963 | 1 |
| 1965 | 2 |
| 1966 | 2 |
| 1967 | 4 |
| 1968 | 1 |
| 1971 | 2 |
| 1973 | 3 |
| 1974 | 5 |
| 1975 | 3 |
| 1976 | 4 |
| 1977 | 1 |
| 1979 | 5 |
| 1980 | 2 |
| 1981 | 3 |
| 1982 | 4 |
| 1983 | 1 |
| 1985 | 7 |
| 1986 | 3 |
| 1987 | 8 |
| 1988 | 7 |
| 1989 | 12 |
| 1990 | 9 |
| 1991 | 12 |
| 1992 | 14 |
| 1993 | 20 |
| 1994 | 17 |
| 1995 | 30 |
| 1996 | 24 |
| 1997 | 30 |
| 1998 | 40 |
| 1999 | 31 |
| 2000 | 39 |
| 2001 | 61 |
| 2002 | 54 |
| 2003 | 77 |
| 2004 | 110 |
| 2005 | 138 |
| 2006 | 137 |
| 2007 | 158 |
| 2008 | 215 |
| 2009 | 224 |
| 2010 | 259 |
| 2011 | 289 |
| 2012 | 340 |
| 2013 | 424 |
| 2014 | 489 |
| 2015 | 566 |
| 2016 | 609 |
| 2017 | 607 |
| 2018 | 718 |
| 2019 | 805 |
| 2020 | 951 |
| 2021 | 1078 |
| 2022 | 1282 |
| 2023 | 138 |