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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1898 | 1 |
| 1899 | 1 |
| 1905 | 2 |
| 1906 | 1 |
| 1908 | 3 |
| 1909 | 1 |
| 1910 | 1 |
| 1911 | 2 |
| 1913 | 2 |
| 1915 | 1 |
| 1916 | 1 |
| 1917 | 2 |
| 1919 | 2 |
| 1920 | 1 |
| 1921 | 3 |
| 1922 | 1 |
| 1924 | 2 |
| 1927 | 1 |
| 1928 | 2 |
| 1929 | 2 |
| 1931 | 3 |
| 1935 | 2 |
| 1938 | 2 |
| 1943 | 1 |
| 1944 | 1 |
| 1947 | 4 |
| 1949 | 1 |
| 1950 | 1 |
| 1951 | 1 |
| 1952 | 2 |
| 1953 | 2 |
| 1954 | 3 |
| 1955 | 5 |
| 1956 | 4 |
| 1957 | 3 |
| 1958 | 1 |
| 1959 | 6 |
| 1960 | 2 |
| 1961 | 5 |
| 1962 | 5 |
| 1963 | 6 |
| 1964 | 3 |
| 1965 | 1 |
| 1966 | 7 |
| 1967 | 12 |
| 1968 | 8 |
| 1969 | 10 |
| 1970 | 9 |
| 1971 | 5 |
| 1972 | 7 |
| 1973 | 14 |
| 1974 | 18 |
| 1975 | 16 |
| 1976 | 14 |
| 1977 | 12 |
| 1978 | 20 |
| 1979 | 28 |
| 1980 | 17 |
| 1981 | 24 |
| 1982 | 32 |
| 1983 | 34 |
| 1984 | 26 |
| 1985 | 26 |
| 1986 | 47 |
| 1987 | 42 |
| 1988 | 33 |
| 1989 | 58 |
| 1990 | 56 |
| 1991 | 73 |
| 1992 | 63 |
| 1993 | 55 |
| 1994 | 47 |
| 1995 | 49 |
| 1996 | 47 |
| 1997 | 43 |
| 1998 | 66 |
| 1999 | 65 |
| 2000 | 60 |
| 2001 | 64 |
| 2002 | 59 |
| 2003 | 60 |
| 2004 | 60 |
| 2005 | 53 |
| 2006 | 55 |
| 2007 | 70 |
| 2008 | 79 |
| 2009 | 85 |
| 2010 | 115 |
| 2011 | 102 |
| 2012 | 125 |
| 2013 | 135 |
| 2014 | 146 |
| 2015 | 154 |
| 2016 | 166 |
| 2017 | 147 |
| 2018 | 145 |
| 2019 | 159 |
| 2020 | 182 |
| 2021 | 237 |
| 2022 | 181 |
| 2023 | 142 |