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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1827 | 1 |
| 1842 | 1 |
| 1867 | 1 |
| 1922 | 1 |
| 1927 | 1 |
| 1945 | 1 |
| 1950 | 3 |
| 1951 | 8 |
| 1952 | 5 |
| 1953 | 3 |
| 1954 | 1 |
| 1955 | 4 |
| 1956 | 9 |
| 1957 | 1 |
| 1958 | 1 |
| 1959 | 2 |
| 1960 | 3 |
| 1961 | 6 |
| 1962 | 2 |
| 1963 | 4 |
| 1964 | 1 |
| 1965 | 3 |
| 1966 | 2 |
| 1967 | 2 |
| 1968 | 2 |
| 1969 | 3 |
| 1970 | 10 |
| 1971 | 6 |
| 1972 | 8 |
| 1973 | 2 |
| 1974 | 6 |
| 1976 | 3 |
| 1977 | 1 |
| 1978 | 3 |
| 1979 | 8 |
| 1980 | 7 |
| 1981 | 6 |
| 1982 | 7 |
| 1983 | 9 |
| 1984 | 8 |
| 1985 | 10 |
| 1986 | 11 |
| 1987 | 57 |
| 1988 | 108 |
| 1989 | 123 |
| 1990 | 121 |
| 1991 | 117 |
| 1992 | 132 |
| 1993 | 127 |
| 1994 | 135 |
| 1995 | 135 |
| 1996 | 155 |
| 1997 | 145 |
| 1998 | 169 |
| 1999 | 193 |
| 2000 | 244 |
| 2001 | 263 |
| 2002 | 287 |
| 2003 | 327 |
| 2004 | 336 |
| 2005 | 356 |
| 2006 | 376 |
| 2007 | 391 |
| 2008 | 414 |
| 2009 | 409 |
| 2010 | 386 |
| 2011 | 439 |
| 2012 | 447 |
| 2013 | 540 |
| 2014 | 772 |
| 2015 | 900 |
| 2016 | 964 |
| 2017 | 1013 |
| 2018 | 963 |
| 2019 | 928 |
| 2020 | 1097 |
| 2021 | 1250 |
| 2022 | 1146 |
| 2023 | 1103 |
| 2024 | 423 |