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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1949 | 1 |
| 1950 | 3 |
| 1951 | 7 |
| 1952 | 15 |
| 1953 | 20 |
| 1954 | 20 |
| 1955 | 24 |
| 1956 | 30 |
| 1957 | 21 |
| 1958 | 28 |
| 1959 | 38 |
| 1960 | 47 |
| 1961 | 82 |
| 1962 | 109 |
| 1963 | 131 |
| 1964 | 140 |
| 1965 | 142 |
| 1966 | 181 |
| 1967 | 218 |
| 1968 | 218 |
| 1969 | 223 |
| 1970 | 236 |
| 1971 | 249 |
| 1972 | 271 |
| 1973 | 238 |
| 1974 | 364 |
| 1975 | 301 |
| 1976 | 297 |
| 1977 | 379 |
| 1978 | 448 |
| 1979 | 502 |
| 1980 | 504 |
| 1981 | 532 |
| 1982 | 628 |
| 1983 | 715 |
| 1984 | 801 |
| 1985 | 890 |
| 1986 | 938 |
| 1987 | 965 |
| 1988 | 1082 |
| 1989 | 1142 |
| 1990 | 1172 |
| 1991 | 1155 |
| 1992 | 1286 |
| 1993 | 1295 |
| 1994 | 1412 |
| 1995 | 1517 |
| 1996 | 1491 |
| 1997 | 1571 |
| 1998 | 1686 |
| 1999 | 1808 |
| 2000 | 1922 |
| 2001 | 1982 |
| 2002 | 1909 |
| 2003 | 2151 |
| 2004 | 2191 |
| 2005 | 2378 |
| 2006 | 2327 |
| 2007 | 2394 |
| 2008 | 2624 |
| 2009 | 2698 |
| 2010 | 2822 |
| 2011 | 3111 |
| 2012 | 3298 |
| 2013 | 3409 |
| 2014 | 3546 |
| 2015 | 3698 |
| 2016 | 3744 |
| 2017 | 3894 |
| 2018 | 3778 |
| 2019 | 3903 |
| 2020 | 4546 |
| 2021 | 5086 |
| 2022 | 4758 |
| 2023 | 4282 |
| 2024 | 4407 |
| 2025 | 4650 |
| 2026 | 97 |