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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 4 |
| 1956 | 7 |
| 1957 | 14 |
| 1958 | 23 |
| 1959 | 15 |
| 1960 | 20 |
| 1961 | 26 |
| 1962 | 9 |
| 1964 | 1 |
| 1965 | 22 |
| 1966 | 45 |
| 1967 | 68 |
| 1968 | 54 |
| 1969 | 59 |
| 1970 | 59 |
| 1971 | 62 |
| 1972 | 58 |
| 1973 | 70 |
| 1974 | 80 |
| 1975 | 73 |
| 1976 | 76 |
| 1977 | 66 |
| 1978 | 75 |
| 1979 | 104 |
| 1980 | 106 |
| 1981 | 80 |
| 1982 | 89 |
| 1983 | 103 |
| 1984 | 100 |
| 1985 | 86 |
| 1986 | 76 |
| 1987 | 80 |
| 1988 | 82 |
| 1989 | 113 |
| 1990 | 110 |
| 1991 | 112 |
| 1992 | 122 |
| 1993 | 120 |
| 1994 | 143 |
| 1995 | 152 |
| 1996 | 151 |
| 1997 | 213 |
| 1998 | 231 |
| 1999 | 225 |
| 2000 | 280 |
| 2001 | 290 |
| 2002 | 260 |
| 2003 | 287 |
| 2004 | 320 |
| 2005 | 412 |
| 2006 | 420 |
| 2007 | 435 |
| 2008 | 521 |
| 2009 | 566 |
| 2010 | 635 |
| 2011 | 689 |
| 2012 | 720 |
| 2013 | 725 |
| 2014 | 706 |
| 2015 | 712 |
| 2016 | 597 |
| 2017 | 681 |
| 2018 | 661 |
| 2019 | 606 |
| 2020 | 597 |
| 2021 | 562 |
| 2022 | 683 |
| 2023 | 619 |
| 2024 | 221 |