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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 1 |
| 1954 | 3 |
| 1956 | 2 |
| 1957 | 4 |
| 1958 | 4 |
| 1959 | 2 |
| 1960 | 1 |
| 1961 | 4 |
| 1962 | 3 |
| 1963 | 3 |
| 1964 | 4 |
| 1965 | 5 |
| 1971 | 1 |
| 1973 | 3 |
| 1974 | 10 |
| 1975 | 70 |
| 1976 | 81 |
| 1977 | 94 |
| 1978 | 85 |
| 1979 | 93 |
| 1980 | 96 |
| 1981 | 86 |
| 1982 | 86 |
| 1983 | 83 |
| 1984 | 126 |
| 1985 | 112 |
| 1986 | 118 |
| 1987 | 130 |
| 1988 | 125 |
| 1989 | 145 |
| 1990 | 152 |
| 1991 | 169 |
| 1992 | 149 |
| 1993 | 120 |
| 1994 | 139 |
| 1995 | 114 |
| 1996 | 109 |
| 1997 | 133 |
| 1998 | 132 |
| 1999 | 115 |
| 2000 | 136 |
| 2001 | 152 |
| 2002 | 161 |
| 2003 | 176 |
| 2004 | 190 |
| 2005 | 200 |
| 2006 | 236 |
| 2007 | 238 |
| 2008 | 267 |
| 2009 | 285 |
| 2010 | 322 |
| 2011 | 380 |
| 2012 | 423 |
| 2013 | 461 |
| 2014 | 433 |
| 2015 | 464 |
| 2016 | 419 |
| 2017 | 397 |
| 2018 | 406 |
| 2019 | 396 |
| 2020 | 373 |
| 2021 | 368 |
| 2022 | 403 |
| 2023 | 336 |
| 2024 | 102 |