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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 4 |
| 1947 | 8 |
| 1948 | 11 |
| 1949 | 8 |
| 1956 | 4 |
| 1957 | 11 |
| 1958 | 9 |
| 1959 | 62 |
| 1960 | 98 |
| 1961 | 95 |
| 1962 | 73 |
| 1964 | 4 |
| 1965 | 1 |
| 1966 | 25 |
| 1967 | 96 |
| 1968 | 134 |
| 1969 | 150 |
| 1970 | 120 |
| 1971 | 128 |
| 1972 | 136 |
| 1973 | 137 |
| 1974 | 142 |
| 1975 | 150 |
| 1976 | 171 |
| 1977 | 195 |
| 1978 | 249 |
| 1979 | 303 |
| 1980 | 332 |
| 1981 | 284 |
| 1982 | 293 |
| 1983 | 300 |
| 1984 | 332 |
| 1985 | 330 |
| 1986 | 351 |
| 1987 | 417 |
| 1988 | 413 |
| 1989 | 567 |
| 1990 | 721 |
| 1991 | 831 |
| 1992 | 851 |
| 1993 | 937 |
| 1994 | 884 |
| 1995 | 831 |
| 1996 | 742 |
| 1997 | 841 |
| 1998 | 853 |
| 1999 | 919 |
| 2000 | 934 |
| 2001 | 1150 |
| 2002 | 1248 |
| 2003 | 1448 |
| 2004 | 1506 |
| 2005 | 1539 |
| 2006 | 1740 |
| 2007 | 1853 |
| 2008 | 2089 |
| 2009 | 2062 |
| 2010 | 2257 |
| 2011 | 2584 |
| 2012 | 2970 |
| 2013 | 3097 |
| 2014 | 3341 |
| 2015 | 3561 |
| 2016 | 3106 |
| 2017 | 3443 |
| 2018 | 3716 |
| 2019 | 3848 |
| 2020 | 3543 |
| 2021 | 2204 |
| 2022 | 262 |
| 2023 | 282 |
| 2024 | 3408 |
| 2025 | 2729 |