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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 5 |
| 1950 | 2 |
| 1953 | 1 |
| 1954 | 1 |
| 1957 | 2 |
| 1958 | 2 |
| 1959 | 1 |
| 1960 | 1 |
| 1961 | 1 |
| 1962 | 2 |
| 1963 | 6 |
| 1964 | 4 |
| 1965 | 5 |
| 1966 | 2 |
| 1970 | 2 |
| 1972 | 6 |
| 1973 | 9 |
| 1974 | 14 |
| 1975 | 8 |
| 1976 | 16 |
| 1977 | 13 |
| 1978 | 8 |
| 1979 | 9 |
| 1980 | 15 |
| 1981 | 9 |
| 1982 | 13 |
| 1983 | 20 |
| 1984 | 24 |
| 1985 | 24 |
| 1986 | 30 |
| 1987 | 30 |
| 1988 | 29 |
| 1989 | 49 |
| 1990 | 54 |
| 1991 | 86 |
| 1992 | 85 |
| 1993 | 79 |
| 1994 | 113 |
| 1995 | 101 |
| 1996 | 117 |
| 1997 | 152 |
| 1998 | 168 |
| 1999 | 241 |
| 2000 | 228 |
| 2001 | 242 |
| 2002 | 269 |
| 2003 | 284 |
| 2004 | 385 |
| 2005 | 466 |
| 2006 | 518 |
| 2007 | 604 |
| 2008 | 707 |
| 2009 | 775 |
| 2010 | 947 |
| 2011 | 1125 |
| 2012 | 1302 |
| 2013 | 1437 |
| 2014 | 1730 |
| 2015 | 1942 |
| 2016 | 2132 |
| 2017 | 2456 |
| 2018 | 2779 |
| 2019 | 3053 |
| 2020 | 3588 |
| 2021 | 4162 |
| 2022 | 4750 |
| 2023 | 2184 |