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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1952 | 1 |
| 1961 | 1 |
| 1962 | 4 |
| 1963 | 3 |
| 1965 | 10 |
| 1966 | 7 |
| 1967 | 1 |
| 1968 | 5 |
| 1969 | 9 |
| 1970 | 3 |
| 1971 | 6 |
| 1972 | 7 |
| 1973 | 5 |
| 1974 | 5 |
| 1975 | 3 |
| 1976 | 6 |
| 1977 | 2 |
| 1978 | 9 |
| 1979 | 10 |
| 1980 | 15 |
| 1981 | 18 |
| 1982 | 17 |
| 1983 | 32 |
| 1984 | 33 |
| 1985 | 44 |
| 1986 | 26 |
| 1987 | 42 |
| 1988 | 39 |
| 1989 | 33 |
| 1990 | 29 |
| 1991 | 37 |
| 1992 | 41 |
| 1993 | 46 |
| 1994 | 44 |
| 1995 | 44 |
| 1996 | 49 |
| 1997 | 71 |
| 1998 | 77 |
| 1999 | 70 |
| 2000 | 90 |
| 2001 | 80 |
| 2002 | 89 |
| 2003 | 86 |
| 2004 | 81 |
| 2005 | 109 |
| 2006 | 94 |
| 2007 | 81 |
| 2008 | 90 |
| 2009 | 116 |
| 2010 | 123 |
| 2011 | 152 |
| 2012 | 190 |
| 2013 | 217 |
| 2014 | 186 |
| 2015 | 232 |
| 2016 | 235 |
| 2017 | 201 |
| 2018 | 192 |
| 2019 | 206 |
| 2020 | 243 |
| 2021 | 277 |
| 2022 | 256 |
| 2023 | 215 |
| 2024 | 173 |
| 2025 | 178 |
| 2026 | 7 |