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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 1 |
| 1951 | 4 |
| 1952 | 5 |
| 1953 | 6 |
| 1954 | 2 |
| 1955 | 6 |
| 1956 | 3 |
| 1957 | 10 |
| 1958 | 5 |
| 1959 | 8 |
| 1960 | 3 |
| 1961 | 16 |
| 1962 | 27 |
| 1963 | 24 |
| 1964 | 9 |
| 1965 | 21 |
| 1966 | 15 |
| 1967 | 37 |
| 1968 | 33 |
| 1969 | 33 |
| 1970 | 28 |
| 1971 | 27 |
| 1972 | 36 |
| 1973 | 36 |
| 1974 | 39 |
| 1975 | 51 |
| 1976 | 48 |
| 1977 | 42 |
| 1978 | 51 |
| 1979 | 47 |
| 1980 | 57 |
| 1981 | 87 |
| 1982 | 102 |
| 1983 | 101 |
| 1984 | 105 |
| 1985 | 140 |
| 1986 | 136 |
| 1987 | 151 |
| 1988 | 142 |
| 1989 | 159 |
| 1990 | 155 |
| 1991 | 145 |
| 1992 | 179 |
| 1993 | 162 |
| 1994 | 165 |
| 1995 | 178 |
| 1996 | 178 |
| 1997 | 189 |
| 1998 | 218 |
| 1999 | 244 |
| 2000 | 229 |
| 2001 | 327 |
| 2002 | 296 |
| 2003 | 292 |
| 2004 | 278 |
| 2005 | 367 |
| 2006 | 354 |
| 2007 | 340 |
| 2008 | 352 |
| 2009 | 435 |
| 2010 | 445 |
| 2011 | 521 |
| 2012 | 521 |
| 2013 | 513 |
| 2014 | 535 |
| 2015 | 520 |
| 2016 | 588 |
| 2017 | 678 |
| 2018 | 709 |
| 2019 | 634 |
| 2020 | 776 |
| 2021 | 935 |
| 2022 | 836 |
| 2023 | 751 |
| 2024 | 701 |
| 2025 | 421 |