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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1943 | 1 |
| 1957 | 1 |
| 1966 | 1 |
| 1967 | 1 |
| 1968 | 2 |
| 1969 | 4 |
| 1970 | 6 |
| 1971 | 3 |
| 1972 | 5 |
| 1973 | 3 |
| 1974 | 4 |
| 1975 | 3 |
| 1976 | 10 |
| 1977 | 10 |
| 1978 | 13 |
| 1979 | 7 |
| 1980 | 14 |
| 1981 | 20 |
| 1982 | 14 |
| 1983 | 19 |
| 1984 | 14 |
| 1985 | 33 |
| 1986 | 42 |
| 1987 | 34 |
| 1988 | 26 |
| 1989 | 44 |
| 1990 | 46 |
| 1991 | 43 |
| 1992 | 55 |
| 1993 | 35 |
| 1994 | 58 |
| 1995 | 40 |
| 1996 | 51 |
| 1997 | 76 |
| 1998 | 68 |
| 1999 | 100 |
| 2000 | 111 |
| 2001 | 106 |
| 2002 | 97 |
| 2003 | 120 |
| 2004 | 138 |
| 2005 | 130 |
| 2006 | 154 |
| 2007 | 127 |
| 2008 | 144 |
| 2009 | 162 |
| 2010 | 160 |
| 2011 | 183 |
| 2012 | 163 |
| 2013 | 187 |
| 2014 | 213 |
| 2015 | 180 |
| 2016 | 199 |
| 2017 | 195 |
| 2018 | 218 |
| 2019 | 187 |
| 2020 | 262 |
| 2021 | 290 |
| 2022 | 280 |
| 2023 | 275 |
| 2024 | 295 |
| 2025 | 294 |
| 2026 | 120 |