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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1953 | 2 |
| 1954 | 11 |
| 1955 | 17 |
| 1956 | 12 |
| 1957 | 7 |
| 1958 | 7 |
| 1959 | 10 |
| 1960 | 3 |
| 1961 | 8 |
| 1962 | 5 |
| 1964 | 2 |
| 1965 | 31 |
| 1966 | 41 |
| 1967 | 80 |
| 1968 | 104 |
| 1969 | 116 |
| 1970 | 140 |
| 1971 | 157 |
| 1972 | 189 |
| 1973 | 125 |
| 1974 | 164 |
| 1975 | 186 |
| 1976 | 137 |
| 1977 | 180 |
| 1978 | 173 |
| 1979 | 210 |
| 1980 | 199 |
| 1981 | 197 |
| 1982 | 221 |
| 1983 | 205 |
| 1984 | 195 |
| 1985 | 229 |
| 1986 | 222 |
| 1987 | 270 |
| 1988 | 265 |
| 1989 | 318 |
| 1990 | 266 |
| 1991 | 252 |
| 1992 | 221 |
| 1993 | 248 |
| 1994 | 256 |
| 1995 | 331 |
| 1996 | 352 |
| 1997 | 360 |
| 1998 | 379 |
| 1999 | 408 |
| 2000 | 360 |
| 2001 | 420 |
| 2002 | 420 |
| 2003 | 446 |
| 2004 | 423 |
| 2005 | 514 |
| 2006 | 592 |
| 2007 | 654 |
| 2008 | 645 |
| 2009 | 601 |
| 2010 | 586 |
| 2011 | 575 |
| 2012 | 570 |
| 2013 | 587 |
| 2014 | 563 |
| 2015 | 616 |
| 2016 | 698 |
| 2017 | 768 |
| 2018 | 659 |
| 2019 | 718 |
| 2020 | 795 |
| 2021 | 812 |
| 2022 | 1022 |
| 2023 | 884 |
| 2024 | 236 |