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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1954 | 1 |
| 1956 | 1 |
| 1957 | 2 |
| 1958 | 3 |
| 1959 | 2 |
| 1960 | 1 |
| 1962 | 8 |
| 1963 | 2 |
| 1964 | 5 |
| 1965 | 4 |
| 1966 | 6 |
| 1967 | 3 |
| 1968 | 4 |
| 1969 | 4 |
| 1970 | 6 |
| 1971 | 3 |
| 1972 | 7 |
| 1973 | 7 |
| 1974 | 6 |
| 1975 | 9 |
| 1976 | 4 |
| 1977 | 6 |
| 1978 | 9 |
| 1979 | 15 |
| 1980 | 13 |
| 1981 | 15 |
| 1982 | 28 |
| 1983 | 19 |
| 1984 | 17 |
| 1985 | 18 |
| 1986 | 29 |
| 1987 | 36 |
| 1988 | 45 |
| 1989 | 34 |
| 1990 | 34 |
| 1991 | 32 |
| 1992 | 58 |
| 1993 | 49 |
| 1994 | 83 |
| 1995 | 80 |
| 1996 | 91 |
| 1997 | 94 |
| 1998 | 119 |
| 1999 | 134 |
| 2000 | 167 |
| 2001 | 178 |
| 2002 | 218 |
| 2003 | 287 |
| 2004 | 286 |
| 2005 | 327 |
| 2006 | 443 |
| 2007 | 513 |
| 2008 | 587 |
| 2009 | 666 |
| 2010 | 782 |
| 2011 | 821 |
| 2012 | 961 |
| 2013 | 1188 |
| 2014 | 1356 |
| 2015 | 1529 |
| 2016 | 1543 |
| 2017 | 1758 |
| 2018 | 1986 |
| 2019 | 2291 |
| 2020 | 2759 |
| 2021 | 3057 |
| 2022 | 3450 |
| 2023 | 1460 |