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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1927 | 2 |
| 1928 | 3 |
| 1929 | 1 |
| 1930 | 1 |
| 1931 | 2 |
| 1932 | 2 |
| 1938 | 3 |
| 1942 | 1 |
| 1948 | 1 |
| 1951 | 1 |
| 1956 | 1 |
| 1959 | 1 |
| 1960 | 1 |
| 1961 | 2 |
| 1963 | 1 |
| 1964 | 3 |
| 1966 | 1 |
| 1967 | 6 |
| 1968 | 12 |
| 1969 | 14 |
| 1970 | 9 |
| 1971 | 5 |
| 1972 | 4 |
| 1973 | 6 |
| 1974 | 7 |
| 1975 | 10 |
| 1976 | 10 |
| 1977 | 3 |
| 1978 | 9 |
| 1979 | 13 |
| 1980 | 6 |
| 1981 | 10 |
| 1982 | 19 |
| 1983 | 21 |
| 1984 | 20 |
| 1985 | 14 |
| 1986 | 28 |
| 1987 | 27 |
| 1988 | 31 |
| 1989 | 32 |
| 1990 | 38 |
| 1991 | 41 |
| 1992 | 34 |
| 1993 | 40 |
| 1994 | 38 |
| 1995 | 37 |
| 1996 | 44 |
| 1997 | 45 |
| 1998 | 69 |
| 1999 | 50 |
| 2000 | 66 |
| 2001 | 65 |
| 2002 | 81 |
| 2003 | 97 |
| 2004 | 88 |
| 2005 | 100 |
| 2006 | 90 |
| 2007 | 110 |
| 2008 | 101 |
| 2009 | 113 |
| 2010 | 107 |
| 2011 | 117 |
| 2012 | 126 |
| 2013 | 151 |
| 2014 | 170 |
| 2015 | 170 |
| 2016 | 156 |
| 2017 | 137 |
| 2018 | 132 |
| 2019 | 145 |
| 2020 | 208 |
| 2021 | 197 |
| 2022 | 206 |
| 2023 | 20 |