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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1952 | 1 |
| 1953 | 1 |
| 1956 | 1 |
| 1957 | 2 |
| 1959 | 1 |
| 1960 | 1 |
| 1961 | 2 |
| 1962 | 2 |
| 1964 | 1 |
| 1966 | 4 |
| 1967 | 2 |
| 1968 | 4 |
| 1969 | 1 |
| 1970 | 1 |
| 1971 | 12 |
| 1972 | 7 |
| 1973 | 2 |
| 1974 | 7 |
| 1975 | 1 |
| 1976 | 2 |
| 1977 | 6 |
| 1978 | 6 |
| 1979 | 10 |
| 1980 | 9 |
| 1981 | 16 |
| 1982 | 13 |
| 1983 | 21 |
| 1984 | 12 |
| 1985 | 19 |
| 1986 | 31 |
| 1987 | 38 |
| 1988 | 40 |
| 1989 | 48 |
| 1990 | 43 |
| 1991 | 36 |
| 1992 | 59 |
| 1993 | 62 |
| 1994 | 81 |
| 1995 | 77 |
| 1996 | 74 |
| 1997 | 72 |
| 1998 | 90 |
| 1999 | 116 |
| 2000 | 155 |
| 2001 | 159 |
| 2002 | 213 |
| 2003 | 231 |
| 2004 | 260 |
| 2005 | 381 |
| 2006 | 436 |
| 2007 | 466 |
| 2008 | 492 |
| 2009 | 645 |
| 2010 | 764 |
| 2011 | 895 |
| 2012 | 903 |
| 2013 | 1020 |
| 2014 | 1199 |
| 2015 | 1388 |
| 2016 | 1462 |
| 2017 | 1635 |
| 2018 | 1778 |
| 2019 | 1922 |
| 2020 | 2402 |
| 2021 | 2726 |
| 2022 | 3234 |
| 2023 | 1512 |