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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1813 | 1 |
| 1916 | 1 |
| 1918 | 1 |
| 1934 | 1 |
| 1945 | 2 |
| 1946 | 2 |
| 1947 | 5 |
| 1948 | 3 |
| 1949 | 13 |
| 1950 | 9 |
| 1951 | 7 |
| 1952 | 5 |
| 1953 | 6 |
| 1954 | 8 |
| 1955 | 10 |
| 1956 | 9 |
| 1957 | 8 |
| 1958 | 8 |
| 1959 | 12 |
| 1960 | 12 |
| 1961 | 14 |
| 1962 | 17 |
| 1963 | 28 |
| 1964 | 24 |
| 1965 | 56 |
| 1966 | 85 |
| 1967 | 100 |
| 1968 | 137 |
| 1969 | 161 |
| 1970 | 237 |
| 1971 | 245 |
| 1972 | 247 |
| 1973 | 262 |
| 1974 | 393 |
| 1975 | 3094 |
| 1976 | 3691 |
| 1977 | 3632 |
| 1978 | 3840 |
| 1979 | 4187 |
| 1980 | 4835 |
| 1981 | 5020 |
| 1982 | 5422 |
| 1983 | 6627 |
| 1984 | 7589 |
| 1985 | 8153 |
| 1986 | 8275 |
| 1987 | 8843 |
| 1988 | 9401 |
| 1989 | 12660 |
| 1990 | 13429 |
| 1991 | 13874 |
| 1992 | 15249 |
| 1993 | 17407 |
| 1994 | 18076 |
| 1995 | 18962 |
| 1996 | 20393 |
| 1997 | 21366 |
| 1998 | 22550 |
| 1999 | 23692 |
| 2000 | 25055 |
| 2001 | 26172 |
| 2002 | 27742 |
| 2003 | 30168 |
| 2004 | 32749 |
| 2005 | 36822 |
| 2006 | 39681 |
| 2007 | 43322 |
| 2008 | 46318 |
| 2009 | 49231 |
| 2010 | 53889 |
| 2011 | 60522 |
| 2012 | 66231 |
| 2013 | 72167 |
| 2014 | 76765 |
| 2015 | 80636 |
| 2016 | 82401 |
| 2017 | 86676 |
| 2018 | 90578 |
| 2019 | 92691 |
| 2020 | 88395 |
| 2021 | 70588 |
| 2022 | 45559 |
| 2023 | 40629 |
| 2024 | 25860 |