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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 1 |
| 1951 | 1 |
| 1954 | 1 |
| 1955 | 2 |
| 1957 | 2 |
| 1958 | 2 |
| 1961 | 1 |
| 1962 | 2 |
| 1963 | 10 |
| 1964 | 12 |
| 1965 | 14 |
| 1966 | 23 |
| 1967 | 22 |
| 1968 | 24 |
| 1969 | 21 |
| 1970 | 8 |
| 1971 | 19 |
| 1972 | 19 |
| 1973 | 9 |
| 1974 | 16 |
| 1975 | 11 |
| 1976 | 12 |
| 1977 | 15 |
| 1978 | 34 |
| 1979 | 20 |
| 1980 | 33 |
| 1981 | 36 |
| 1982 | 42 |
| 1983 | 47 |
| 1984 | 49 |
| 1985 | 52 |
| 1986 | 58 |
| 1987 | 57 |
| 1988 | 72 |
| 1989 | 85 |
| 1990 | 89 |
| 1991 | 101 |
| 1992 | 97 |
| 1993 | 106 |
| 1994 | 84 |
| 1995 | 86 |
| 1996 | 85 |
| 1997 | 116 |
| 1998 | 111 |
| 1999 | 116 |
| 2000 | 142 |
| 2001 | 144 |
| 2002 | 124 |
| 2003 | 126 |
| 2004 | 141 |
| 2005 | 164 |
| 2006 | 147 |
| 2007 | 185 |
| 2008 | 181 |
| 2009 | 182 |
| 2010 | 175 |
| 2011 | 211 |
| 2012 | 225 |
| 2013 | 265 |
| 2014 | 239 |
| 2015 | 230 |
| 2016 | 234 |
| 2017 | 263 |
| 2018 | 270 |
| 2019 | 313 |
| 2020 | 341 |
| 2021 | 365 |
| 2022 | 337 |
| 2023 | 295 |
| 2024 | 262 |
| 2025 | 69 |