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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1960 | 1 |
| 1961 | 1 |
| 1962 | 2 |
| 1963 | 3 |
| 1964 | 2 |
| 1972 | 1 |
| 1975 | 6 |
| 1976 | 9 |
| 1977 | 10 |
| 1978 | 5 |
| 1979 | 6 |
| 1980 | 8 |
| 1981 | 10 |
| 1982 | 15 |
| 1983 | 17 |
| 1984 | 31 |
| 1985 | 43 |
| 1986 | 35 |
| 1987 | 59 |
| 1988 | 45 |
| 1989 | 71 |
| 1990 | 61 |
| 1991 | 58 |
| 1992 | 76 |
| 1993 | 86 |
| 1994 | 92 |
| 1995 | 89 |
| 1996 | 82 |
| 1997 | 93 |
| 1998 | 103 |
| 1999 | 112 |
| 2000 | 90 |
| 2001 | 115 |
| 2002 | 108 |
| 2003 | 92 |
| 2004 | 119 |
| 2005 | 130 |
| 2006 | 171 |
| 2007 | 174 |
| 2008 | 149 |
| 2009 | 199 |
| 2010 | 181 |
| 2011 | 202 |
| 2012 | 199 |
| 2013 | 228 |
| 2014 | 214 |
| 2015 | 201 |
| 2016 | 186 |
| 2017 | 148 |
| 2018 | 186 |
| 2019 | 167 |
| 2020 | 169 |
| 2021 | 141 |
| 2022 | 158 |
| 2023 | 99 |
| 2024 | 65 |