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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1948 | 1 |
| 1951 | 1 |
| 1952 | 1 |
| 1956 | 4 |
| 1957 | 6 |
| 1958 | 3 |
| 1959 | 7 |
| 1960 | 5 |
| 1961 | 4 |
| 1962 | 1 |
| 1965 | 10 |
| 1966 | 15 |
| 1967 | 18 |
| 1968 | 40 |
| 1969 | 36 |
| 1970 | 42 |
| 1971 | 39 |
| 1972 | 29 |
| 1973 | 28 |
| 1974 | 46 |
| 1975 | 36 |
| 1976 | 58 |
| 1977 | 46 |
| 1978 | 40 |
| 1979 | 31 |
| 1980 | 41 |
| 1981 | 29 |
| 1982 | 34 |
| 1983 | 42 |
| 1984 | 44 |
| 1985 | 50 |
| 1986 | 77 |
| 1987 | 57 |
| 1988 | 70 |
| 1989 | 63 |
| 1990 | 57 |
| 1991 | 67 |
| 1992 | 70 |
| 1993 | 79 |
| 1994 | 89 |
| 1995 | 79 |
| 1996 | 89 |
| 1997 | 137 |
| 1998 | 108 |
| 1999 | 142 |
| 2000 | 145 |
| 2001 | 180 |
| 2002 | 188 |
| 2003 | 192 |
| 2004 | 220 |
| 2005 | 263 |
| 2006 | 270 |
| 2007 | 285 |
| 2008 | 351 |
| 2009 | 315 |
| 2010 | 427 |
| 2011 | 413 |
| 2012 | 451 |
| 2013 | 513 |
| 2014 | 444 |
| 2015 | 441 |
| 2016 | 426 |
| 2017 | 399 |
| 2018 | 324 |
| 2019 | 265 |
| 2020 | 216 |
| 2021 | 173 |
| 2022 | 74 |
| 2023 | 52 |
| 2024 | 20 |