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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 1 |
| 1955 | 3 |
| 1956 | 1 |
| 1957 | 2 |
| 1958 | 3 |
| 1959 | 4 |
| 1960 | 4 |
| 1961 | 4 |
| 1962 | 4 |
| 1963 | 5 |
| 1964 | 10 |
| 1965 | 17 |
| 1966 | 15 |
| 1967 | 12 |
| 1968 | 6 |
| 1969 | 9 |
| 1970 | 6 |
| 1971 | 4 |
| 1972 | 8 |
| 1973 | 9 |
| 1974 | 6 |
| 1975 | 11 |
| 1976 | 12 |
| 1977 | 6 |
| 1978 | 16 |
| 1979 | 14 |
| 1980 | 11 |
| 1981 | 43 |
| 1982 | 22 |
| 1983 | 22 |
| 1984 | 51 |
| 1985 | 22 |
| 1986 | 20 |
| 1987 | 57 |
| 1988 | 28 |
| 1989 | 27 |
| 1990 | 74 |
| 1991 | 42 |
| 1992 | 35 |
| 1993 | 89 |
| 1994 | 65 |
| 1995 | 126 |
| 1996 | 58 |
| 1997 | 67 |
| 1998 | 100 |
| 1999 | 51 |
| 2000 | 46 |
| 2001 | 96 |
| 2002 | 40 |
| 2003 | 321 |
| 2004 | 447 |
| 2005 | 433 |
| 2006 | 396 |
| 2007 | 273 |
| 2008 | 220 |
| 2009 | 174 |
| 2010 | 147 |
| 2011 | 123 |
| 2012 | 110 |
| 2013 | 101 |
| 2014 | 222 |
| 2015 | 264 |
| 2016 | 268 |
| 2017 | 218 |
| 2018 | 178 |
| 2019 | 203 |
| 2020 | 23057 |
| 2021 | 17719 |
| 2022 | 8820 |
| 2023 | 3843 |
| 2024 | 3266 |