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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1898 | 1 |
| 1922 | 1 |
| 1948 | 1 |
| 1952 | 1 |
| 1954 | 1 |
| 1956 | 1 |
| 1963 | 1 |
| 1965 | 2 |
| 1966 | 3 |
| 1967 | 2 |
| 1968 | 1 |
| 1969 | 2 |
| 1970 | 4 |
| 1971 | 2 |
| 1972 | 6 |
| 1973 | 3 |
| 1974 | 2 |
| 1975 | 6 |
| 1976 | 9 |
| 1977 | 13 |
| 1978 | 9 |
| 1979 | 18 |
| 1980 | 14 |
| 1981 | 17 |
| 1982 | 22 |
| 1983 | 14 |
| 1984 | 19 |
| 1985 | 14 |
| 1986 | 18 |
| 1987 | 37 |
| 1988 | 27 |
| 1989 | 24 |
| 1990 | 30 |
| 1991 | 38 |
| 1992 | 34 |
| 1993 | 40 |
| 1994 | 46 |
| 1995 | 44 |
| 1996 | 73 |
| 1997 | 57 |
| 1998 | 79 |
| 1999 | 83 |
| 2000 | 105 |
| 2001 | 132 |
| 2002 | 129 |
| 2003 | 169 |
| 2004 | 210 |
| 2005 | 255 |
| 2006 | 288 |
| 2007 | 359 |
| 2008 | 389 |
| 2009 | 442 |
| 2010 | 600 |
| 2011 | 710 |
| 2012 | 877 |
| 2013 | 843 |
| 2014 | 910 |
| 2015 | 941 |
| 2016 | 871 |
| 2017 | 875 |
| 2018 | 936 |
| 2019 | 950 |
| 2020 | 1024 |
| 2021 | 1165 |
| 2022 | 1075 |
| 2023 | 104 |