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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1951 | 1 |
| 1952 | 1 |
| 1956 | 1 |
| 1958 | 2 |
| 1959 | 4 |
| 1960 | 4 |
| 1961 | 3 |
| 1962 | 3 |
| 1963 | 2 |
| 1964 | 4 |
| 1965 | 3 |
| 1966 | 1 |
| 1967 | 2 |
| 1970 | 2 |
| 1971 | 2 |
| 1972 | 2 |
| 1973 | 4 |
| 1974 | 5 |
| 1975 | 3 |
| 1976 | 5 |
| 1977 | 6 |
| 1978 | 11 |
| 1979 | 3 |
| 1980 | 5 |
| 1981 | 15 |
| 1982 | 12 |
| 1983 | 10 |
| 1984 | 12 |
| 1985 | 22 |
| 1986 | 26 |
| 1987 | 29 |
| 1988 | 22 |
| 1989 | 37 |
| 1990 | 33 |
| 1991 | 35 |
| 1992 | 52 |
| 1993 | 51 |
| 1994 | 46 |
| 1995 | 49 |
| 1996 | 72 |
| 1997 | 71 |
| 1998 | 68 |
| 1999 | 40 |
| 2000 | 60 |
| 2001 | 62 |
| 2002 | 60 |
| 2003 | 74 |
| 2004 | 66 |
| 2005 | 94 |
| 2006 | 80 |
| 2007 | 112 |
| 2008 | 142 |
| 2009 | 138 |
| 2010 | 173 |
| 2011 | 210 |
| 2012 | 240 |
| 2013 | 244 |
| 2014 | 249 |
| 2015 | 265 |
| 2016 | 262 |
| 2017 | 255 |
| 2018 | 239 |
| 2019 | 290 |
| 2020 | 345 |
| 2021 | 404 |
| 2022 | 458 |
| 2023 | 440 |
| 2024 | 289 |