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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 6 |
| 1955 | 2 |
| 1956 | 44 |
| 1957 | 56 |
| 1958 | 23 |
| 1959 | 46 |
| 1960 | 62 |
| 1961 | 59 |
| 1962 | 56 |
| 1964 | 7 |
| 1965 | 82 |
| 1966 | 160 |
| 1967 | 163 |
| 1968 | 168 |
| 1969 | 179 |
| 1970 | 180 |
| 1971 | 173 |
| 1972 | 166 |
| 1973 | 174 |
| 1974 | 190 |
| 1975 | 178 |
| 1976 | 157 |
| 1977 | 192 |
| 1978 | 179 |
| 1979 | 160 |
| 1980 | 203 |
| 1981 | 210 |
| 1982 | 236 |
| 1983 | 232 |
| 1984 | 259 |
| 1985 | 275 |
| 1986 | 278 |
| 1987 | 296 |
| 1988 | 284 |
| 1989 | 363 |
| 1990 | 329 |
| 1991 | 333 |
| 1992 | 328 |
| 1993 | 263 |
| 1994 | 331 |
| 1995 | 393 |
| 1996 | 396 |
| 1997 | 394 |
| 1998 | 397 |
| 1999 | 425 |
| 2000 | 464 |
| 2001 | 473 |
| 2002 | 494 |
| 2003 | 509 |
| 2004 | 507 |
| 2005 | 598 |
| 2006 | 615 |
| 2007 | 661 |
| 2008 | 743 |
| 2009 | 793 |
| 2010 | 827 |
| 2011 | 870 |
| 2012 | 1058 |
| 2013 | 1142 |
| 2014 | 1263 |
| 2015 | 1265 |
| 2016 | 1200 |
| 2017 | 1108 |
| 2018 | 1182 |
| 2019 | 1224 |
| 2020 | 1302 |
| 2021 | 1366 |
| 2022 | 1180 |
| 2023 | 1082 |
| 2024 | 357 |