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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 1 |
| 1952 | 1 |
| 1954 | 1 |
| 1955 | 2 |
| 1956 | 2 |
| 1957 | 3 |
| 1958 | 2 |
| 1959 | 2 |
| 1960 | 4 |
| 1961 | 2 |
| 1962 | 4 |
| 1963 | 10 |
| 1964 | 5 |
| 1965 | 8 |
| 1966 | 13 |
| 1967 | 11 |
| 1968 | 15 |
| 1969 | 16 |
| 1970 | 11 |
| 1971 | 20 |
| 1972 | 19 |
| 1973 | 19 |
| 1974 | 21 |
| 1975 | 12 |
| 1976 | 24 |
| 1977 | 17 |
| 1978 | 28 |
| 1979 | 25 |
| 1980 | 24 |
| 1981 | 41 |
| 1982 | 42 |
| 1983 | 58 |
| 1984 | 57 |
| 1985 | 61 |
| 1986 | 59 |
| 1987 | 64 |
| 1988 | 69 |
| 1989 | 80 |
| 1990 | 85 |
| 1991 | 74 |
| 1992 | 69 |
| 1993 | 79 |
| 1994 | 93 |
| 1995 | 104 |
| 1996 | 124 |
| 1997 | 113 |
| 1998 | 112 |
| 1999 | 130 |
| 2000 | 115 |
| 2001 | 125 |
| 2002 | 134 |
| 2003 | 145 |
| 2004 | 119 |
| 2005 | 141 |
| 2006 | 132 |
| 2007 | 128 |
| 2008 | 138 |
| 2009 | 140 |
| 2010 | 164 |
| 2011 | 163 |
| 2012 | 171 |
| 2013 | 178 |
| 2014 | 164 |
| 2015 | 184 |
| 2016 | 213 |
| 2017 | 220 |
| 2018 | 209 |
| 2019 | 207 |
| 2020 | 214 |
| 2021 | 260 |
| 2022 | 240 |
| 2023 | 211 |
| 2024 | 229 |
| 2025 | 100 |