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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1950 | 4 |
| 1951 | 6 |
| 1952 | 12 |
| 1953 | 9 |
| 1954 | 9 |
| 1955 | 5 |
| 1956 | 7 |
| 1957 | 7 |
| 1959 | 5 |
| 1960 | 1 |
| 1961 | 9 |
| 1962 | 14 |
| 1963 | 20 |
| 1964 | 23 |
| 1965 | 28 |
| 1966 | 30 |
| 1967 | 47 |
| 1968 | 37 |
| 1969 | 48 |
| 1970 | 41 |
| 1971 | 37 |
| 1972 | 42 |
| 1973 | 29 |
| 1974 | 37 |
| 1975 | 44 |
| 1976 | 37 |
| 1977 | 52 |
| 1978 | 60 |
| 1979 | 52 |
| 1980 | 50 |
| 1981 | 64 |
| 1982 | 58 |
| 1983 | 91 |
| 1984 | 96 |
| 1985 | 107 |
| 1986 | 120 |
| 1987 | 141 |
| 1988 | 115 |
| 1989 | 146 |
| 1990 | 125 |
| 1991 | 129 |
| 1992 | 131 |
| 1993 | 117 |
| 1994 | 109 |
| 1995 | 132 |
| 1996 | 141 |
| 1997 | 151 |
| 1998 | 152 |
| 1999 | 190 |
| 2000 | 196 |
| 2001 | 173 |
| 2002 | 183 |
| 2003 | 214 |
| 2004 | 236 |
| 2005 | 220 |
| 2006 | 207 |
| 2007 | 241 |
| 2008 | 243 |
| 2009 | 248 |
| 2010 | 241 |
| 2011 | 281 |
| 2012 | 289 |
| 2013 | 337 |
| 2014 | 302 |
| 2015 | 311 |
| 2016 | 359 |
| 2017 | 384 |
| 2018 | 383 |
| 2019 | 382 |
| 2020 | 411 |
| 2021 | 517 |
| 2022 | 500 |
| 2023 | 430 |
| 2024 | 362 |
| 2025 | 5 |