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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1952 | 2 |
| 1954 | 2 |
| 1955 | 1 |
| 1956 | 4 |
| 1958 | 5 |
| 1959 | 4 |
| 1960 | 2 |
| 1961 | 3 |
| 1962 | 5 |
| 1963 | 3 |
| 1964 | 5 |
| 1965 | 12 |
| 1966 | 14 |
| 1967 | 5 |
| 1968 | 9 |
| 1969 | 13 |
| 1970 | 14 |
| 1971 | 19 |
| 1972 | 27 |
| 1973 | 21 |
| 1974 | 24 |
| 1975 | 21 |
| 1976 | 21 |
| 1977 | 28 |
| 1978 | 23 |
| 1979 | 30 |
| 1980 | 25 |
| 1981 | 32 |
| 1982 | 32 |
| 1983 | 42 |
| 1984 | 29 |
| 1985 | 66 |
| 1986 | 66 |
| 1987 | 67 |
| 1988 | 88 |
| 1989 | 98 |
| 1990 | 119 |
| 1991 | 121 |
| 1992 | 104 |
| 1993 | 150 |
| 1994 | 160 |
| 1995 | 216 |
| 1996 | 213 |
| 1997 | 209 |
| 1998 | 226 |
| 1999 | 265 |
| 2000 | 305 |
| 2001 | 323 |
| 2002 | 429 |
| 2003 | 439 |
| 2004 | 509 |
| 2005 | 636 |
| 2006 | 712 |
| 2007 | 731 |
| 2008 | 773 |
| 2009 | 807 |
| 2010 | 1028 |
| 2011 | 1156 |
| 2012 | 1293 |
| 2013 | 1389 |
| 2014 | 1492 |
| 2015 | 1416 |
| 2016 | 1519 |
| 2017 | 1573 |
| 2018 | 1610 |
| 2019 | 1908 |
| 2020 | 2231 |
| 2021 | 2404 |
| 2022 | 2732 |
| 2023 | 1230 |