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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1958 | 4 |
| 1959 | 7 |
| 1960 | 19 |
| 1961 | 18 |
| 1962 | 25 |
| 1963 | 46 |
| 1964 | 51 |
| 1965 | 53 |
| 1966 | 42 |
| 1967 | 44 |
| 1968 | 49 |
| 1969 | 57 |
| 1970 | 56 |
| 1971 | 63 |
| 1972 | 87 |
| 1973 | 81 |
| 1974 | 66 |
| 1975 | 66 |
| 1976 | 98 |
| 1977 | 95 |
| 1978 | 82 |
| 1979 | 103 |
| 1980 | 95 |
| 1981 | 108 |
| 1982 | 98 |
| 1983 | 110 |
| 1984 | 118 |
| 1985 | 110 |
| 1986 | 104 |
| 1987 | 82 |
| 1988 | 87 |
| 1989 | 97 |
| 1990 | 83 |
| 1991 | 81 |
| 1992 | 69 |
| 1993 | 61 |
| 1994 | 60 |
| 1995 | 82 |
| 1996 | 66 |
| 1997 | 76 |
| 1998 | 95 |
| 1999 | 78 |
| 2000 | 85 |
| 2001 | 77 |
| 2002 | 91 |
| 2003 | 130 |
| 2004 | 188 |
| 2005 | 285 |
| 2006 | 370 |
| 2007 | 308 |
| 2008 | 332 |
| 2009 | 317 |
| 2010 | 266 |
| 2011 | 284 |
| 2012 | 260 |
| 2013 | 261 |
| 2014 | 249 |
| 2015 | 234 |
| 2016 | 216 |
| 2017 | 226 |
| 2018 | 244 |
| 2019 | 254 |
| 2020 | 279 |
| 2021 | 283 |
| 2022 | 289 |
| 2023 | 263 |
| 2024 | 94 |