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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 1 |
| 1958 | 1 |
| 1959 | 1 |
| 1971 | 1 |
| 1973 | 1 |
| 1975 | 2 |
| 1980 | 1 |
| 1981 | 1 |
| 1983 | 1 |
| 1984 | 2 |
| 1985 | 1 |
| 1987 | 2 |
| 1988 | 3 |
| 1989 | 8 |
| 1990 | 7 |
| 1991 | 7 |
| 1992 | 4 |
| 1993 | 8 |
| 1994 | 8 |
| 1995 | 11 |
| 1996 | 14 |
| 1997 | 13 |
| 1998 | 10 |
| 1999 | 12 |
| 2000 | 8 |
| 2001 | 13 |
| 2002 | 19 |
| 2003 | 29 |
| 2004 | 24 |
| 2005 | 35 |
| 2006 | 42 |
| 2007 | 37 |
| 2008 | 58 |
| 2009 | 53 |
| 2010 | 74 |
| 2011 | 88 |
| 2012 | 102 |
| 2013 | 101 |
| 2014 | 93 |
| 2015 | 116 |
| 2016 | 117 |
| 2017 | 124 |
| 2018 | 108 |
| 2019 | 110 |
| 2020 | 106 |
| 2021 | 133 |
| 2022 | 173 |
| 2023 | 107 |