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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 3 |
| 1948 | 9 |
| 1949 | 1 |
| 1951 | 20 |
| 1952 | 60 |
| 1953 | 40 |
| 1954 | 44 |
| 1955 | 35 |
| 1956 | 56 |
| 1957 | 53 |
| 1958 | 40 |
| 1959 | 60 |
| 1960 | 85 |
| 1961 | 93 |
| 1962 | 26 |
| 1963 | 3 |
| 1964 | 11 |
| 1965 | 74 |
| 1966 | 117 |
| 1967 | 146 |
| 1968 | 182 |
| 1969 | 177 |
| 1970 | 165 |
| 1971 | 186 |
| 1972 | 205 |
| 1973 | 207 |
| 1974 | 243 |
| 1975 | 274 |
| 1976 | 266 |
| 1977 | 265 |
| 1978 | 324 |
| 1979 | 406 |
| 1980 | 588 |
| 1981 | 619 |
| 1982 | 867 |
| 1983 | 1025 |
| 1984 | 1228 |
| 1985 | 1675 |
| 1986 | 1978 |
| 1987 | 2175 |
| 1988 | 2460 |
| 1989 | 2627 |
| 1990 | 2982 |
| 1991 | 3167 |
| 1992 | 3286 |
| 1993 | 3506 |
| 1994 | 3668 |
| 1995 | 3623 |
| 1996 | 3547 |
| 1997 | 3630 |
| 1998 | 3417 |
| 1999 | 3359 |
| 2000 | 3521 |
| 2001 | 3465 |
| 2002 | 3293 |
| 2003 | 3322 |
| 2004 | 3451 |
| 2005 | 3650 |
| 2006 | 3669 |
| 2007 | 3822 |
| 2008 | 3678 |
| 2009 | 3737 |
| 2010 | 3936 |
| 2011 | 4094 |
| 2012 | 4458 |
| 2013 | 4317 |
| 2014 | 4228 |
| 2015 | 4386 |
| 2016 | 4023 |
| 2017 | 3889 |
| 2018 | 3687 |
| 2019 | 3652 |
| 2020 | 3241 |
| 2021 | 2683 |
| 2022 | 1889 |
| 2023 | 1551 |
| 2024 | 2209 |
| 2025 | 18 |