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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1955 | 2 |
| 1957 | 2 |
| 1960 | 5 |
| 1961 | 5 |
| 1964 | 1 |
| 1965 | 2 |
| 1966 | 1 |
| 1967 | 2 |
| 1968 | 3 |
| 1969 | 4 |
| 1971 | 2 |
| 1972 | 3 |
| 1974 | 1 |
| 1975 | 1 |
| 1977 | 1 |
| 1978 | 8 |
| 1979 | 8 |
| 1980 | 2 |
| 1982 | 6 |
| 1984 | 1 |
| 1985 | 1 |
| 1986 | 4 |
| 1988 | 4 |
| 1989 | 3 |
| 1990 | 3 |
| 1991 | 3 |
| 1992 | 2 |
| 1993 | 3 |
| 1994 | 3 |
| 1995 | 7 |
| 1996 | 10 |
| 1997 | 24 |
| 1998 | 20 |
| 1999 | 21 |
| 2000 | 37 |
| 2001 | 49 |
| 2002 | 55 |
| 2003 | 75 |
| 2004 | 102 |
| 2005 | 126 |
| 2006 | 120 |
| 2007 | 132 |
| 2008 | 115 |
| 2009 | 116 |
| 2010 | 123 |
| 2011 | 143 |
| 2012 | 153 |
| 2013 | 150 |
| 2014 | 188 |
| 2015 | 206 |
| 2016 | 247 |
| 2017 | 243 |
| 2018 | 258 |
| 2019 | 228 |
| 2020 | 248 |
| 2021 | 309 |
| 2022 | 310 |
| 2023 | 291 |
| 2024 | 94 |