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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1888 | 4 |
| 1889 | 1 |
| 1894 | 1 |
| 1897 | 4 |
| 1899 | 1 |
| 1902 | 1 |
| 1908 | 3 |
| 1911 | 1 |
| 1913 | 2 |
| 1914 | 1 |
| 1915 | 3 |
| 1932 | 1 |
| 1938 | 1 |
| 1949 | 1 |
| 1954 | 1 |
| 1955 | 1 |
| 1957 | 1 |
| 1962 | 3 |
| 1964 | 1 |
| 1965 | 6 |
| 1966 | 2 |
| 1967 | 4 |
| 1968 | 7 |
| 1969 | 5 |
| 1970 | 5 |
| 1971 | 10 |
| 1972 | 6 |
| 1973 | 7 |
| 1974 | 10 |
| 1975 | 10 |
| 1976 | 16 |
| 1977 | 17 |
| 1978 | 15 |
| 1979 | 13 |
| 1980 | 14 |
| 1981 | 8 |
| 1982 | 15 |
| 1983 | 22 |
| 1984 | 20 |
| 1985 | 15 |
| 1986 | 24 |
| 1987 | 28 |
| 1988 | 24 |
| 1989 | 31 |
| 1990 | 32 |
| 1991 | 29 |
| 1992 | 36 |
| 1993 | 39 |
| 1994 | 40 |
| 1995 | 42 |
| 1996 | 39 |
| 1997 | 40 |
| 1998 | 39 |
| 1999 | 55 |
| 2000 | 71 |
| 2001 | 74 |
| 2002 | 72 |
| 2003 | 66 |
| 2004 | 78 |
| 2005 | 69 |
| 2006 | 66 |
| 2007 | 60 |
| 2008 | 64 |
| 2009 | 106 |
| 2010 | 120 |
| 2011 | 96 |
| 2012 | 85 |
| 2013 | 94 |
| 2014 | 95 |
| 2015 | 99 |
| 2016 | 90 |
| 2017 | 110 |
| 2018 | 110 |
| 2019 | 108 |
| 2020 | 101 |
| 2021 | 101 |
| 2022 | 102 |
| 2023 | 17 |