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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 2 |
| 1954 | 1 |
| 1955 | 2 |
| 1957 | 1 |
| 1959 | 1 |
| 1960 | 1 |
| 1961 | 1 |
| 1962 | 2 |
| 1963 | 2 |
| 1964 | 3 |
| 1967 | 2 |
| 1968 | 2 |
| 1970 | 1 |
| 1971 | 1 |
| 1973 | 4 |
| 1974 | 6 |
| 1975 | 1 |
| 1976 | 1 |
| 1977 | 5 |
| 1978 | 4 |
| 1979 | 4 |
| 1980 | 5 |
| 1981 | 11 |
| 1982 | 13 |
| 1983 | 19 |
| 1984 | 21 |
| 1985 | 27 |
| 1986 | 26 |
| 1987 | 46 |
| 1988 | 51 |
| 1989 | 36 |
| 1990 | 55 |
| 1991 | 70 |
| 1992 | 79 |
| 1993 | 84 |
| 1994 | 84 |
| 1995 | 102 |
| 1996 | 94 |
| 1997 | 126 |
| 1998 | 145 |
| 1999 | 129 |
| 2000 | 139 |
| 2001 | 194 |
| 2002 | 196 |
| 2003 | 241 |
| 2004 | 305 |
| 2005 | 351 |
| 2006 | 449 |
| 2007 | 496 |
| 2008 | 607 |
| 2009 | 656 |
| 2010 | 781 |
| 2011 | 887 |
| 2012 | 1055 |
| 2013 | 1225 |
| 2014 | 1407 |
| 2015 | 1563 |
| 2016 | 1763 |
| 2017 | 1801 |
| 2018 | 1960 |
| 2019 | 2229 |
| 2020 | 2676 |
| 2021 | 3054 |
| 2022 | 3625 |
| 2023 | 3214 |
| 2024 | 32 |