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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1963 | 26 |
| 1964 | 61 |
| 1965 | 33 |
| 1966 | 49 |
| 1967 | 79 |
| 1968 | 154 |
| 1969 | 178 |
| 1970 | 196 |
| 1971 | 256 |
| 1972 | 234 |
| 1973 | 346 |
| 1974 | 365 |
| 1975 | 264 |
| 1976 | 220 |
| 1977 | 198 |
| 1978 | 213 |
| 1979 | 224 |
| 1980 | 315 |
| 1981 | 308 |
| 1982 | 369 |
| 1983 | 411 |
| 1984 | 522 |
| 1985 | 605 |
| 1986 | 581 |
| 1987 | 706 |
| 1988 | 1124 |
| 1989 | 1422 |
| 1990 | 1653 |
| 1991 | 1856 |
| 1992 | 2061 |
| 1993 | 2223 |
| 1994 | 3021 |
| 1995 | 3345 |
| 1996 | 3677 |
| 1997 | 4720 |
| 1998 | 5231 |
| 1999 | 5662 |
| 2000 | 6093 |
| 2001 | 6266 |
| 2002 | 6885 |
| 2003 | 7900 |
| 2004 | 9257 |
| 2005 | 9606 |
| 2006 | 9625 |
| 2007 | 10189 |
| 2008 | 10498 |
| 2009 | 10923 |
| 2010 | 11706 |
| 2011 | 13091 |
| 2012 | 14579 |
| 2013 | 15412 |
| 2014 | 15337 |
| 2015 | 14815 |
| 2016 | 14490 |
| 2017 | 14208 |
| 2018 | 13987 |
| 2019 | 13354 |
| 2020 | 13512 |
| 2021 | 13004 |
| 2022 | 10839 |
| 2023 | 9901 |
| 2024 | 11584 |
| 2025 | 9694 |
| 2026 | 45 |