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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 2 |
| 1951 | 1 |
| 1952 | 2 |
| 1953 | 6 |
| 1954 | 9 |
| 1955 | 9 |
| 1956 | 10 |
| 1957 | 4 |
| 1958 | 3 |
| 1959 | 13 |
| 1960 | 5 |
| 1961 | 18 |
| 1962 | 17 |
| 1963 | 24 |
| 1964 | 23 |
| 1965 | 28 |
| 1966 | 30 |
| 1967 | 34 |
| 1968 | 36 |
| 1969 | 52 |
| 1970 | 39 |
| 1971 | 51 |
| 1972 | 54 |
| 1973 | 40 |
| 1974 | 62 |
| 1975 | 60 |
| 1976 | 54 |
| 1977 | 81 |
| 1978 | 83 |
| 1979 | 92 |
| 1980 | 83 |
| 1981 | 96 |
| 1982 | 112 |
| 1983 | 102 |
| 1984 | 138 |
| 1985 | 157 |
| 1986 | 169 |
| 1987 | 156 |
| 1988 | 175 |
| 1989 | 189 |
| 1990 | 196 |
| 1991 | 193 |
| 1992 | 205 |
| 1993 | 227 |
| 1994 | 275 |
| 1995 | 279 |
| 1996 | 260 |
| 1997 | 257 |
| 1998 | 300 |
| 1999 | 305 |
| 2000 | 347 |
| 2001 | 381 |
| 2002 | 376 |
| 2003 | 405 |
| 2004 | 398 |
| 2005 | 416 |
| 2006 | 401 |
| 2007 | 409 |
| 2008 | 460 |
| 2009 | 472 |
| 2010 | 538 |
| 2011 | 545 |
| 2012 | 620 |
| 2013 | 614 |
| 2014 | 613 |
| 2015 | 691 |
| 2016 | 713 |
| 2017 | 686 |
| 2018 | 674 |
| 2019 | 659 |
| 2020 | 699 |
| 2021 | 750 |
| 2022 | 780 |
| 2023 | 327 |