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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 2 |
| 1947 | 1 |
| 1948 | 2 |
| 1951 | 1 |
| 1952 | 4 |
| 1953 | 1 |
| 1955 | 1 |
| 1956 | 2 |
| 1959 | 2 |
| 1961 | 2 |
| 1962 | 2 |
| 1963 | 4 |
| 1964 | 2 |
| 1966 | 2 |
| 1967 | 1 |
| 1971 | 1 |
| 1972 | 13 |
| 1973 | 47 |
| 1974 | 73 |
| 1975 | 38 |
| 1976 | 74 |
| 1977 | 49 |
| 1978 | 58 |
| 1979 | 58 |
| 1980 | 33 |
| 1981 | 35 |
| 1982 | 55 |
| 1983 | 47 |
| 1984 | 53 |
| 1985 | 64 |
| 1986 | 66 |
| 1987 | 65 |
| 1988 | 51 |
| 1989 | 58 |
| 1990 | 69 |
| 1991 | 75 |
| 1992 | 94 |
| 1993 | 131 |
| 1994 | 125 |
| 1995 | 113 |
| 1996 | 153 |
| 1997 | 166 |
| 1998 | 125 |
| 1999 | 130 |
| 2000 | 154 |
| 2001 | 158 |
| 2002 | 185 |
| 2003 | 204 |
| 2004 | 240 |
| 2005 | 234 |
| 2006 | 197 |
| 2007 | 200 |
| 2008 | 230 |
| 2009 | 257 |
| 2010 | 254 |
| 2011 | 264 |
| 2012 | 241 |
| 2013 | 250 |
| 2014 | 237 |
| 2015 | 228 |
| 2016 | 212 |
| 2017 | 189 |
| 2018 | 200 |
| 2019 | 195 |
| 2020 | 196 |
| 2021 | 186 |
| 2022 | 188 |
| 2023 | 152 |
| 2024 | 187 |
| 2025 | 92 |