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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1951 | 6 |
| 1952 | 5 |
| 1953 | 8 |
| 1954 | 16 |
| 1955 | 15 |
| 1956 | 14 |
| 1957 | 15 |
| 1958 | 12 |
| 1959 | 6 |
| 1960 | 10 |
| 1961 | 10 |
| 1962 | 6 |
| 1963 | 1 |
| 1964 | 1 |
| 1965 | 42 |
| 1966 | 77 |
| 1967 | 39 |
| 1968 | 60 |
| 1969 | 62 |
| 1970 | 53 |
| 1971 | 83 |
| 1972 | 63 |
| 1973 | 68 |
| 1974 | 55 |
| 1975 | 86 |
| 1976 | 101 |
| 1977 | 99 |
| 1978 | 118 |
| 1979 | 105 |
| 1980 | 129 |
| 1981 | 144 |
| 1982 | 104 |
| 1983 | 136 |
| 1984 | 153 |
| 1985 | 130 |
| 1986 | 144 |
| 1987 | 172 |
| 1988 | 175 |
| 1989 | 160 |
| 1990 | 183 |
| 1991 | 160 |
| 1992 | 187 |
| 1993 | 222 |
| 1994 | 203 |
| 1995 | 208 |
| 1996 | 198 |
| 1997 | 230 |
| 1998 | 294 |
| 1999 | 239 |
| 2000 | 222 |
| 2001 | 228 |
| 2002 | 192 |
| 2003 | 225 |
| 2004 | 248 |
| 2005 | 250 |
| 2006 | 299 |
| 2007 | 313 |
| 2008 | 337 |
| 2009 | 298 |
| 2010 | 295 |
| 2011 | 322 |
| 2012 | 345 |
| 2013 | 387 |
| 2014 | 423 |
| 2015 | 361 |
| 2016 | 364 |
| 2017 | 354 |
| 2018 | 387 |
| 2019 | 338 |
| 2020 | 396 |
| 2021 | 483 |
| 2022 | 539 |
| 2023 | 382 |
| 2024 | 138 |