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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1948 | 2 |
| 1951 | 1 |
| 1961 | 2 |
| 1962 | 1 |
| 1964 | 8 |
| 1965 | 58 |
| 1966 | 155 |
| 1967 | 226 |
| 1968 | 244 |
| 1969 | 236 |
| 1970 | 205 |
| 1971 | 222 |
| 1972 | 193 |
| 1973 | 177 |
| 1974 | 199 |
| 1975 | 206 |
| 1976 | 208 |
| 1977 | 228 |
| 1978 | 301 |
| 1979 | 274 |
| 1980 | 252 |
| 1981 | 268 |
| 1982 | 263 |
| 1983 | 320 |
| 1984 | 359 |
| 1985 | 367 |
| 1986 | 358 |
| 1987 | 436 |
| 1988 | 469 |
| 1989 | 515 |
| 1990 | 624 |
| 1991 | 604 |
| 1992 | 676 |
| 1993 | 753 |
| 1994 | 749 |
| 1995 | 756 |
| 1996 | 790 |
| 1997 | 773 |
| 1998 | 824 |
| 1999 | 818 |
| 2000 | 924 |
| 2001 | 990 |
| 2002 | 1074 |
| 2003 | 1161 |
| 2004 | 1339 |
| 2005 | 1575 |
| 2006 | 1719 |
| 2007 | 1729 |
| 2008 | 1972 |
| 2009 | 2159 |
| 2010 | 2305 |
| 2011 | 2581 |
| 2012 | 2946 |
| 2013 | 3052 |
| 2014 | 3174 |
| 2015 | 3251 |
| 2016 | 3296 |
| 2017 | 3383 |
| 2018 | 3294 |
| 2019 | 3529 |
| 2020 | 4178 |
| 2021 | 4572 |
| 2022 | 4130 |
| 2023 | 3520 |
| 2024 | 2915 |