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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 1 |
| 1951 | 10 |
| 1952 | 18 |
| 1953 | 10 |
| 1954 | 15 |
| 1955 | 15 |
| 1956 | 18 |
| 1957 | 13 |
| 1958 | 32 |
| 1959 | 28 |
| 1960 | 20 |
| 1961 | 22 |
| 1962 | 13 |
| 1964 | 4 |
| 1965 | 39 |
| 1966 | 70 |
| 1967 | 36 |
| 1968 | 50 |
| 1969 | 67 |
| 1970 | 70 |
| 1971 | 45 |
| 1972 | 93 |
| 1973 | 90 |
| 1974 | 112 |
| 1975 | 103 |
| 1976 | 134 |
| 1977 | 159 |
| 1978 | 135 |
| 1979 | 121 |
| 1980 | 132 |
| 1981 | 130 |
| 1982 | 157 |
| 1983 | 147 |
| 1984 | 169 |
| 1985 | 128 |
| 1986 | 167 |
| 1987 | 179 |
| 1988 | 177 |
| 1989 | 214 |
| 1990 | 181 |
| 1991 | 177 |
| 1992 | 168 |
| 1993 | 185 |
| 1994 | 205 |
| 1995 | 211 |
| 1996 | 200 |
| 1997 | 243 |
| 1998 | 267 |
| 1999 | 324 |
| 2000 | 391 |
| 2001 | 354 |
| 2002 | 345 |
| 2003 | 400 |
| 2004 | 408 |
| 2005 | 416 |
| 2006 | 443 |
| 2007 | 533 |
| 2008 | 604 |
| 2009 | 582 |
| 2010 | 684 |
| 2011 | 720 |
| 2012 | 690 |
| 2013 | 767 |
| 2014 | 713 |
| 2015 | 724 |
| 2016 | 679 |
| 2017 | 634 |
| 2018 | 670 |
| 2019 | 664 |
| 2020 | 846 |
| 2021 | 984 |
| 2022 | 1096 |
| 2023 | 888 |
| 2024 | 277 |