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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 1 |
| 1948 | 3 |
| 1949 | 1 |
| 1950 | 2 |
| 1951 | 4 |
| 1952 | 3 |
| 1953 | 1 |
| 1954 | 4 |
| 1957 | 3 |
| 1958 | 1 |
| 1959 | 1 |
| 1960 | 2 |
| 1961 | 1 |
| 1964 | 2 |
| 1965 | 2 |
| 1968 | 3 |
| 1969 | 3 |
| 1970 | 32 |
| 1971 | 54 |
| 1972 | 70 |
| 1973 | 60 |
| 1974 | 47 |
| 1975 | 60 |
| 1976 | 45 |
| 1977 | 48 |
| 1978 | 52 |
| 1979 | 51 |
| 1980 | 29 |
| 1981 | 53 |
| 1982 | 53 |
| 1983 | 60 |
| 1984 | 40 |
| 1985 | 56 |
| 1986 | 42 |
| 1987 | 42 |
| 1988 | 43 |
| 1989 | 55 |
| 1990 | 42 |
| 1991 | 46 |
| 1992 | 62 |
| 1993 | 53 |
| 1994 | 75 |
| 1995 | 81 |
| 1996 | 93 |
| 1997 | 94 |
| 1998 | 87 |
| 1999 | 75 |
| 2000 | 93 |
| 2001 | 90 |
| 2002 | 123 |
| 2003 | 127 |
| 2004 | 122 |
| 2005 | 118 |
| 2006 | 189 |
| 2007 | 190 |
| 2008 | 199 |
| 2009 | 182 |
| 2010 | 167 |
| 2011 | 241 |
| 2012 | 259 |
| 2013 | 294 |
| 2014 | 360 |
| 2015 | 365 |
| 2016 | 366 |
| 2017 | 273 |
| 2018 | 295 |
| 2019 | 388 |
| 2020 | 363 |
| 2021 | 238 |
| 2022 | 180 |
| 2023 | 140 |
| 2024 | 228 |
| 2025 | 112 |