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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1954 | 2 |
| 1961 | 3 |
| 1962 | 3 |
| 1963 | 5 |
| 1964 | 7 |
| 1965 | 11 |
| 1966 | 19 |
| 1967 | 11 |
| 1968 | 14 |
| 1969 | 15 |
| 1970 | 9 |
| 1971 | 16 |
| 1972 | 8 |
| 1973 | 16 |
| 1974 | 18 |
| 1975 | 8 |
| 1976 | 14 |
| 1977 | 14 |
| 1978 | 21 |
| 1979 | 31 |
| 1980 | 16 |
| 1981 | 35 |
| 1982 | 44 |
| 1983 | 37 |
| 1984 | 49 |
| 1985 | 31 |
| 1986 | 40 |
| 1987 | 43 |
| 1988 | 84 |
| 1989 | 117 |
| 1990 | 64 |
| 1991 | 101 |
| 1992 | 85 |
| 1993 | 64 |
| 1994 | 81 |
| 1995 | 86 |
| 1996 | 76 |
| 1997 | 80 |
| 1998 | 92 |
| 1999 | 105 |
| 2000 | 113 |
| 2001 | 106 |
| 2002 | 112 |
| 2003 | 134 |
| 2004 | 132 |
| 2005 | 148 |
| 2006 | 159 |
| 2007 | 140 |
| 2008 | 129 |
| 2009 | 142 |
| 2010 | 160 |
| 2011 | 166 |
| 2012 | 252 |
| 2013 | 254 |
| 2014 | 256 |
| 2015 | 261 |
| 2016 | 245 |
| 2017 | 255 |
| 2018 | 285 |
| 2019 | 283 |
| 2020 | 306 |
| 2021 | 364 |
| 2022 | 335 |
| 2023 | 327 |
| 2024 | 129 |