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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 |
| 1953 | 2 |
| 1955 | 4 |
| 1956 | 4 |
| 1957 | 4 |
| 1958 | 9 |
| 1959 | 7 |
| 1960 | 4 |
| 1961 | 7 |
| 1962 | 10 |
| 1964 | 1 |
| 1965 | 10 |
| 1966 | 26 |
| 1967 | 24 |
| 1968 | 30 |
| 1969 | 24 |
| 1970 | 36 |
| 1971 | 37 |
| 1972 | 36 |
| 1973 | 27 |
| 1974 | 26 |
| 1975 | 22 |
| 1976 | 14 |
| 1977 | 26 |
| 1978 | 24 |
| 1979 | 38 |
| 1980 | 19 |
| 1981 | 34 |
| 1982 | 42 |
| 1983 | 40 |
| 1984 | 38 |
| 1985 | 52 |
| 1986 | 63 |
| 1987 | 66 |
| 1988 | 73 |
| 1989 | 71 |
| 1990 | 72 |
| 1991 | 72 |
| 1992 | 58 |
| 1993 | 80 |
| 1994 | 75 |
| 1995 | 87 |
| 1996 | 77 |
| 1997 | 94 |
| 1998 | 91 |
| 1999 | 109 |
| 2000 | 102 |
| 2001 | 107 |
| 2002 | 130 |
| 2003 | 127 |
| 2004 | 160 |
| 2005 | 191 |
| 2006 | 183 |
| 2007 | 180 |
| 2008 | 220 |
| 2009 | 225 |
| 2010 | 269 |
| 2011 | 293 |
| 2012 | 311 |
| 2013 | 348 |
| 2014 | 382 |
| 2015 | 424 |
| 2016 | 405 |
| 2017 | 437 |
| 2018 | 463 |
| 2019 | 513 |
| 2020 | 545 |
| 2021 | 639 |
| 2022 | 1018 |
| 2023 | 985 |
| 2024 | 320 |