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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 3 |
| 1948 | 6 |
| 1949 | 4 |
| 1950 | 4 |
| 1951 | 1 |
| 1952 | 3 |
| 1953 | 10 |
| 1954 | 6 |
| 1955 | 9 |
| 1956 | 12 |
| 1957 | 9 |
| 1958 | 1 |
| 1959 | 16 |
| 1960 | 17 |
| 1961 | 21 |
| 1962 | 35 |
| 1963 | 44 |
| 1964 | 80 |
| 1965 | 86 |
| 1966 | 36 |
| 1967 | 38 |
| 1968 | 83 |
| 1969 | 85 |
| 1970 | 102 |
| 1971 | 131 |
| 1972 | 141 |
| 1973 | 100 |
| 1974 | 126 |
| 1975 | 115 |
| 1976 | 73 |
| 1977 | 71 |
| 1978 | 71 |
| 1979 | 66 |
| 1980 | 107 |
| 1981 | 81 |
| 1982 | 81 |
| 1983 | 81 |
| 1984 | 67 |
| 1985 | 49 |
| 1986 | 77 |
| 1987 | 73 |
| 1988 | 123 |
| 1989 | 139 |
| 1990 | 165 |
| 1991 | 183 |
| 1992 | 207 |
| 1993 | 217 |
| 1994 | 232 |
| 1995 | 194 |
| 1996 | 181 |
| 1997 | 230 |
| 1998 | 184 |
| 1999 | 275 |
| 2000 | 421 |
| 2001 | 477 |
| 2002 | 540 |
| 2003 | 677 |
| 2004 | 768 |
| 2005 | 905 |
| 2006 | 1041 |
| 2007 | 1139 |
| 2008 | 1322 |
| 2009 | 1323 |
| 2010 | 1546 |
| 2011 | 1686 |
| 2012 | 1715 |
| 2013 | 1634 |
| 2014 | 1633 |
| 2015 | 1261 |
| 2016 | 1064 |
| 2017 | 1083 |
| 2018 | 892 |
| 2019 | 921 |
| 2020 | 887 |
| 2021 | 882 |
| 2022 | 795 |
| 2023 | 406 |
| 2024 | 246 |