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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 4 |
| 1956 | 29 |
| 1957 | 28 |
| 1958 | 29 |
| 1959 | 43 |
| 1960 | 22 |
| 1961 | 32 |
| 1962 | 17 |
| 1963 | 31 |
| 1964 | 39 |
| 1965 | 31 |
| 1966 | 33 |
| 1967 | 31 |
| 1968 | 34 |
| 1969 | 36 |
| 1970 | 28 |
| 1971 | 42 |
| 1972 | 38 |
| 1973 | 28 |
| 1974 | 27 |
| 1975 | 37 |
| 1976 | 37 |
| 1977 | 30 |
| 1978 | 26 |
| 1979 | 31 |
| 1980 | 27 |
| 1981 | 42 |
| 1982 | 47 |
| 1983 | 44 |
| 1984 | 57 |
| 1985 | 44 |
| 1986 | 56 |
| 1987 | 65 |
| 1988 | 84 |
| 1989 | 90 |
| 1990 | 90 |
| 1991 | 104 |
| 1992 | 122 |
| 1993 | 111 |
| 1994 | 116 |
| 1995 | 114 |
| 1996 | 145 |
| 1997 | 148 |
| 1998 | 186 |
| 1999 | 203 |
| 2000 | 251 |
| 2001 | 196 |
| 2002 | 195 |
| 2003 | 215 |
| 2004 | 200 |
| 2005 | 179 |
| 2006 | 208 |
| 2007 | 255 |
| 2008 | 275 |
| 2009 | 307 |
| 2010 | 299 |
| 2011 | 337 |
| 2012 | 334 |
| 2013 | 292 |
| 2014 | 273 |
| 2015 | 287 |
| 2016 | 282 |
| 2017 | 301 |
| 2018 | 333 |
| 2019 | 324 |
| 2020 | 388 |
| 2021 | 415 |
| 2022 | 417 |
| 2023 | 342 |
| 2024 | 199 |