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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1962 | 20 |
| 1963 | 29 |
| 1964 | 30 |
| 1965 | 38 |
| 1966 | 47 |
| 1967 | 26 |
| 1968 | 30 |
| 1969 | 39 |
| 1970 | 19 |
| 1971 | 16 |
| 1972 | 28 |
| 1973 | 57 |
| 1974 | 51 |
| 1975 | 31 |
| 1976 | 40 |
| 1977 | 35 |
| 1978 | 41 |
| 1979 | 39 |
| 1980 | 42 |
| 1981 | 44 |
| 1982 | 40 |
| 1983 | 41 |
| 1984 | 36 |
| 1985 | 37 |
| 1986 | 35 |
| 1987 | 41 |
| 1988 | 36 |
| 1989 | 41 |
| 1990 | 33 |
| 1991 | 34 |
| 1992 | 37 |
| 1993 | 29 |
| 1994 | 30 |
| 1995 | 27 |
| 1996 | 29 |
| 1997 | 30 |
| 1998 | 20 |
| 1999 | 32 |
| 2000 | 31 |
| 2001 | 26 |
| 2002 | 31 |
| 2003 | 31 |
| 2004 | 32 |
| 2005 | 37 |
| 2006 | 48 |
| 2007 | 47 |
| 2008 | 52 |
| 2009 | 100 |
| 2010 | 118 |
| 2011 | 140 |
| 2012 | 163 |
| 2013 | 188 |
| 2014 | 164 |
| 2015 | 131 |
| 2016 | 99 |
| 2017 | 117 |
| 2018 | 109 |
| 2019 | 98 |
| 2020 | 264 |
| 2021 | 312 |
| 2022 | 330 |
| 2023 | 309 |
| 2024 | 243 |
| 2025 | 166 |