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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 7 |
| 1951 | 4 |
| 1952 | 16 |
| 1953 | 4 |
| 1954 | 5 |
| 1955 | 10 |
| 1956 | 10 |
| 1957 | 6 |
| 1958 | 17 |
| 1959 | 35 |
| 1960 | 23 |
| 1961 | 20 |
| 1962 | 9 |
| 1964 | 2 |
| 1965 | 27 |
| 1966 | 49 |
| 1967 | 38 |
| 1968 | 32 |
| 1969 | 45 |
| 1970 | 38 |
| 1971 | 65 |
| 1972 | 29 |
| 1973 | 36 |
| 1974 | 42 |
| 1975 | 47 |
| 1976 | 41 |
| 1977 | 45 |
| 1978 | 42 |
| 1979 | 55 |
| 1980 | 34 |
| 1981 | 33 |
| 1982 | 58 |
| 1983 | 55 |
| 1984 | 48 |
| 1985 | 37 |
| 1986 | 53 |
| 1987 | 55 |
| 1988 | 39 |
| 1989 | 43 |
| 1990 | 54 |
| 1991 | 49 |
| 1992 | 65 |
| 1993 | 56 |
| 1994 | 59 |
| 1995 | 50 |
| 1996 | 68 |
| 1997 | 81 |
| 1998 | 73 |
| 1999 | 79 |
| 2000 | 92 |
| 2001 | 83 |
| 2002 | 111 |
| 2003 | 103 |
| 2004 | 137 |
| 2005 | 148 |
| 2006 | 129 |
| 2007 | 131 |
| 2008 | 134 |
| 2009 | 163 |
| 2010 | 166 |
| 2011 | 192 |
| 2012 | 223 |
| 2013 | 200 |
| 2014 | 208 |
| 2015 | 219 |
| 2016 | 231 |
| 2017 | 235 |
| 2018 | 230 |
| 2019 | 221 |
| 2020 | 352 |
| 2021 | 560 |
| 2022 | 708 |
| 2023 | 653 |
| 2024 | 208 |
| 2026 | 1 |