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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1949 | 2 |
| 1951 | 1 |
| 1953 | 3 |
| 1957 | 2 |
| 1959 | 4 |
| 1960 | 1 |
| 1961 | 2 |
| 1962 | 5 |
| 1963 | 11 |
| 1964 | 5 |
| 1965 | 6 |
| 1966 | 3 |
| 1967 | 4 |
| 1968 | 4 |
| 1969 | 3 |
| 1970 | 6 |
| 1971 | 10 |
| 1972 | 9 |
| 1973 | 8 |
| 1974 | 8 |
| 1975 | 4 |
| 1976 | 16 |
| 1977 | 11 |
| 1978 | 17 |
| 1979 | 17 |
| 1980 | 22 |
| 1981 | 15 |
| 1982 | 14 |
| 1983 | 21 |
| 1984 | 16 |
| 1985 | 21 |
| 1986 | 24 |
| 1987 | 35 |
| 1988 | 40 |
| 1989 | 38 |
| 1990 | 37 |
| 1991 | 49 |
| 1992 | 51 |
| 1993 | 66 |
| 1994 | 61 |
| 1995 | 62 |
| 1996 | 84 |
| 1997 | 102 |
| 1998 | 68 |
| 1999 | 98 |
| 2000 | 87 |
| 2001 | 125 |
| 2002 | 130 |
| 2003 | 159 |
| 2004 | 215 |
| 2005 | 259 |
| 2006 | 262 |
| 2007 | 298 |
| 2008 | 314 |
| 2009 | 319 |
| 2010 | 372 |
| 2011 | 413 |
| 2012 | 467 |
| 2013 | 530 |
| 2014 | 535 |
| 2015 | 581 |
| 2016 | 544 |
| 2017 | 583 |
| 2018 | 586 |
| 2019 | 655 |
| 2020 | 755 |
| 2021 | 766 |
| 2022 | 851 |
| 2023 | 770 |
| 2024 | 556 |