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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 1 |
| 1956 | 1 |
| 1958 | 1 |
| 1960 | 1 |
| 1961 | 2 |
| 1962 | 1 |
| 1963 | 3 |
| 1964 | 2 |
| 1965 | 2 |
| 1966 | 1 |
| 1967 | 2 |
| 1969 | 3 |
| 1970 | 1 |
| 1971 | 2 |
| 1972 | 2 |
| 1973 | 1 |
| 1974 | 4 |
| 1975 | 1 |
| 1976 | 2 |
| 1977 | 3 |
| 1978 | 4 |
| 1979 | 2 |
| 1980 | 2 |
| 1981 | 6 |
| 1982 | 10 |
| 1983 | 21 |
| 1984 | 16 |
| 1985 | 22 |
| 1986 | 15 |
| 1987 | 19 |
| 1988 | 29 |
| 1989 | 31 |
| 1990 | 32 |
| 1991 | 45 |
| 1992 | 52 |
| 1993 | 58 |
| 1994 | 44 |
| 1995 | 46 |
| 1996 | 59 |
| 1997 | 37 |
| 1998 | 58 |
| 1999 | 83 |
| 2000 | 109 |
| 2001 | 100 |
| 2002 | 110 |
| 2003 | 111 |
| 2004 | 93 |
| 2005 | 120 |
| 2006 | 104 |
| 2007 | 110 |
| 2008 | 124 |
| 2009 | 127 |
| 2010 | 123 |
| 2011 | 163 |
| 2012 | 182 |
| 2013 | 213 |
| 2014 | 240 |
| 2015 | 212 |
| 2016 | 215 |
| 2017 | 209 |
| 2018 | 200 |
| 2019 | 224 |
| 2020 | 236 |
| 2021 | 284 |
| 2022 | 279 |
| 2023 | 216 |
| 2024 | 165 |
| 2025 | 2 |