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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1949 | 1 |
| 1956 | 1 |
| 1957 | 1 |
| 1958 | 1 |
| 1959 | 1 |
| 1962 | 1 |
| 1965 | 1 |
| 1966 | 2 |
| 1969 | 1 |
| 1971 | 1 |
| 1973 | 2 |
| 1974 | 3 |
| 1975 | 1 |
| 1976 | 1 |
| 1977 | 2 |
| 1978 | 3 |
| 1979 | 7 |
| 1980 | 5 |
| 1981 | 14 |
| 1982 | 11 |
| 1983 | 6 |
| 1984 | 14 |
| 1985 | 14 |
| 1986 | 22 |
| 1987 | 22 |
| 1988 | 39 |
| 1989 | 24 |
| 1990 | 27 |
| 1991 | 36 |
| 1992 | 25 |
| 1993 | 59 |
| 1994 | 65 |
| 1995 | 66 |
| 1996 | 93 |
| 1997 | 87 |
| 1998 | 93 |
| 1999 | 102 |
| 2000 | 118 |
| 2001 | 143 |
| 2002 | 200 |
| 2003 | 238 |
| 2004 | 256 |
| 2005 | 371 |
| 2006 | 409 |
| 2007 | 492 |
| 2008 | 576 |
| 2009 | 714 |
| 2010 | 813 |
| 2011 | 968 |
| 2012 | 1198 |
| 2013 | 1453 |
| 2014 | 1687 |
| 2015 | 1936 |
| 2016 | 1906 |
| 2017 | 2223 |
| 2018 | 2519 |
| 2019 | 2863 |
| 2020 | 3242 |
| 2021 | 3735 |
| 2022 | 4311 |
| 2023 | 491 |