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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1879 | 1 |
| 1880 | 1 |
| 1887 | 1 |
| 1889 | 1 |
| 1895 | 1 |
| 1896 | 1 |
| 1898 | 1 |
| 1900 | 1 |
| 1902 | 1 |
| 1907 | 1 |
| 1922 | 1 |
| 1945 | 1 |
| 1953 | 1 |
| 1954 | 1 |
| 1955 | 1 |
| 1956 | 1 |
| 1957 | 3 |
| 1958 | 1 |
| 1959 | 3 |
| 1963 | 4 |
| 1964 | 6 |
| 1965 | 5 |
| 1966 | 4 |
| 1967 | 9 |
| 1968 | 4 |
| 1969 | 15 |
| 1970 | 9 |
| 1971 | 14 |
| 1972 | 20 |
| 1973 | 15 |
| 1974 | 13 |
| 1975 | 22 |
| 1976 | 15 |
| 1977 | 19 |
| 1978 | 17 |
| 1979 | 21 |
| 1980 | 24 |
| 1981 | 33 |
| 1982 | 44 |
| 1983 | 40 |
| 1984 | 38 |
| 1985 | 36 |
| 1986 | 39 |
| 1987 | 50 |
| 1988 | 56 |
| 1989 | 46 |
| 1990 | 54 |
| 1991 | 34 |
| 1992 | 60 |
| 1993 | 63 |
| 1994 | 79 |
| 1995 | 64 |
| 1996 | 55 |
| 1997 | 71 |
| 1998 | 47 |
| 1999 | 76 |
| 2000 | 67 |
| 2001 | 66 |
| 2002 | 99 |
| 2003 | 102 |
| 2004 | 116 |
| 2005 | 121 |
| 2006 | 135 |
| 2007 | 170 |
| 2008 | 180 |
| 2009 | 147 |
| 2010 | 147 |
| 2011 | 165 |
| 2012 | 197 |
| 2013 | 245 |
| 2014 | 231 |
| 2015 | 259 |
| 2016 | 235 |
| 2017 | 246 |
| 2018 | 307 |
| 2019 | 277 |
| 2020 | 298 |
| 2021 | 379 |
| 2022 | 343 |
| 2023 | 38 |