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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1875 | 1 |
| 1912 | 1 |
| 1926 | 2 |
| 1932 | 3 |
| 1934 | 1 |
| 1935 | 1 |
| 1942 | 1 |
| 1947 | 2 |
| 1950 | 1 |
| 1951 | 1 |
| 1953 | 3 |
| 1954 | 2 |
| 1955 | 2 |
| 1956 | 1 |
| 1957 | 1 |
| 1959 | 5 |
| 1960 | 4 |
| 1961 | 3 |
| 1962 | 9 |
| 1963 | 4 |
| 1964 | 8 |
| 1965 | 11 |
| 1966 | 23 |
| 1967 | 16 |
| 1968 | 18 |
| 1969 | 12 |
| 1970 | 29 |
| 1971 | 23 |
| 1972 | 37 |
| 1973 | 34 |
| 1974 | 25 |
| 1975 | 24 |
| 1976 | 45 |
| 1977 | 57 |
| 1978 | 56 |
| 1979 | 55 |
| 1980 | 47 |
| 1981 | 64 |
| 1982 | 63 |
| 1983 | 79 |
| 1984 | 57 |
| 1985 | 63 |
| 1986 | 65 |
| 1987 | 81 |
| 1988 | 77 |
| 1989 | 77 |
| 1990 | 85 |
| 1991 | 85 |
| 1992 | 94 |
| 1993 | 88 |
| 1994 | 82 |
| 1995 | 111 |
| 1996 | 113 |
| 1997 | 97 |
| 1998 | 130 |
| 1999 | 134 |
| 2000 | 159 |
| 2001 | 186 |
| 2002 | 192 |
| 2003 | 224 |
| 2004 | 237 |
| 2005 | 307 |
| 2006 | 309 |
| 2007 | 391 |
| 2008 | 377 |
| 2009 | 443 |
| 2010 | 593 |
| 2011 | 693 |
| 2012 | 747 |
| 2013 | 825 |
| 2014 | 877 |
| 2015 | 968 |
| 2016 | 1038 |
| 2017 | 1143 |
| 2018 | 1378 |
| 2019 | 1552 |
| 2020 | 2118 |
| 2021 | 2615 |
| 2022 | 2774 |
| 2023 | 1222 |