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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 3 |
| 1949 | 3 |
| 1951 | 13 |
| 1952 | 52 |
| 1953 | 182 |
| 1954 | 217 |
| 1955 | 200 |
| 1956 | 136 |
| 1957 | 67 |
| 1958 | 101 |
| 1959 | 64 |
| 1960 | 5 |
| 1961 | 5 |
| 1962 | 1 |
| 1963 | 1 |
| 1964 | 4 |
| 1965 | 134 |
| 1966 | 155 |
| 1967 | 203 |
| 1968 | 197 |
| 1969 | 166 |
| 1970 | 198 |
| 1971 | 178 |
| 1972 | 177 |
| 1973 | 132 |
| 1974 | 184 |
| 1975 | 127 |
| 1976 | 187 |
| 1977 | 122 |
| 1978 | 161 |
| 1979 | 193 |
| 1980 | 201 |
| 1981 | 228 |
| 1982 | 255 |
| 1983 | 282 |
| 1984 | 264 |
| 1985 | 301 |
| 1986 | 397 |
| 1987 | 607 |
| 1988 | 545 |
| 1989 | 634 |
| 1990 | 678 |
| 1991 | 659 |
| 1992 | 655 |
| 1993 | 769 |
| 1994 | 708 |
| 1995 | 1186 |
| 1996 | 1916 |
| 1997 | 2049 |
| 1998 | 2204 |
| 1999 | 2334 |
| 2000 | 2423 |
| 2001 | 2583 |
| 2002 | 2780 |
| 2003 | 2923 |
| 2004 | 3065 |
| 2005 | 3419 |
| 2006 | 3399 |
| 2007 | 3509 |
| 2008 | 3594 |
| 2009 | 3667 |
| 2010 | 3884 |
| 2011 | 4007 |
| 2012 | 4334 |
| 2013 | 4621 |
| 2014 | 4684 |
| 2015 | 4594 |
| 2016 | 4520 |
| 2017 | 4608 |
| 2018 | 4756 |
| 2019 | 5012 |
| 2020 | 4302 |
| 2021 | 2969 |
| 2022 | 1643 |
| 2023 | 1225 |
| 2024 | 347 |