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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1963 | 1 |
| 1965 | 10 |
| 1966 | 47 |
| 1967 | 91 |
| 1968 | 100 |
| 1969 | 115 |
| 1970 | 150 |
| 1971 | 173 |
| 1972 | 196 |
| 1973 | 232 |
| 1974 | 286 |
| 1975 | 211 |
| 1976 | 223 |
| 1977 | 198 |
| 1978 | 185 |
| 1979 | 238 |
| 1980 | 209 |
| 1981 | 210 |
| 1982 | 266 |
| 1983 | 309 |
| 1984 | 330 |
| 1985 | 345 |
| 1986 | 332 |
| 1987 | 290 |
| 1988 | 311 |
| 1989 | 342 |
| 1990 | 367 |
| 1991 | 354 |
| 1992 | 334 |
| 1993 | 313 |
| 1994 | 301 |
| 1995 | 299 |
| 1996 | 333 |
| 1997 | 372 |
| 1998 | 364 |
| 1999 | 310 |
| 2000 | 367 |
| 2001 | 345 |
| 2002 | 343 |
| 2003 | 352 |
| 2004 | 405 |
| 2005 | 421 |
| 2006 | 550 |
| 2007 | 559 |
| 2008 | 584 |
| 2009 | 658 |
| 2010 | 706 |
| 2011 | 740 |
| 2012 | 797 |
| 2013 | 891 |
| 2014 | 832 |
| 2015 | 854 |
| 2016 | 776 |
| 2017 | 872 |
| 2018 | 808 |
| 2019 | 811 |
| 2020 | 782 |
| 2021 | 573 |
| 2022 | 613 |
| 2023 | 589 |
| 2024 | 194 |