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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1949 | 2 |
| 1950 | 2 |
| 1951 | 3 |
| 1952 | 1 |
| 1954 | 1 |
| 1955 | 3 |
| 1956 | 3 |
| 1957 | 4 |
| 1958 | 5 |
| 1959 | 2 |
| 1960 | 8 |
| 1961 | 4 |
| 1962 | 35 |
| 1963 | 65 |
| 1964 | 68 |
| 1965 | 35 |
| 1966 | 4 |
| 1967 | 8 |
| 1968 | 13 |
| 1969 | 7 |
| 1970 | 14 |
| 1971 | 25 |
| 1972 | 25 |
| 1973 | 18 |
| 1974 | 15 |
| 1975 | 23 |
| 1976 | 22 |
| 1977 | 37 |
| 1978 | 25 |
| 1979 | 41 |
| 1980 | 47 |
| 1981 | 94 |
| 1982 | 127 |
| 1983 | 140 |
| 1984 | 153 |
| 1985 | 233 |
| 1986 | 259 |
| 1987 | 234 |
| 1988 | 236 |
| 1989 | 77 |
| 1990 | 98 |
| 1991 | 121 |
| 1992 | 152 |
| 1993 | 157 |
| 1994 | 163 |
| 1995 | 185 |
| 1996 | 224 |
| 1997 | 236 |
| 1998 | 272 |
| 1999 | 304 |
| 2000 | 391 |
| 2001 | 433 |
| 2002 | 500 |
| 2003 | 608 |
| 2004 | 744 |
| 2005 | 973 |
| 2006 | 1346 |
| 2007 | 1581 |
| 2008 | 1967 |
| 2009 | 2384 |
| 2010 | 2862 |
| 2011 | 3330 |
| 2012 | 3917 |
| 2013 | 4520 |
| 2014 | 5835 |
| 2015 | 7129 |
| 2016 | 7751 |
| 2017 | 8552 |
| 2018 | 9591 |
| 2019 | 11197 |
| 2020 | 13968 |
| 2021 | 16396 |
| 2022 | 18437 |
| 2023 | 17702 |
| 2024 | 6974 |