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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1848 | 1 |
| 1867 | 1 |
| 1868 | 1 |
| 1910 | 1 |
| 1924 | 1 |
| 1925 | 1 |
| 1931 | 2 |
| 1933 | 1 |
| 1936 | 1 |
| 1940 | 1 |
| 1945 | 2 |
| 1946 | 5 |
| 1947 | 5 |
| 1948 | 4 |
| 1949 | 3 |
| 1950 | 3 |
| 1951 | 10 |
| 1952 | 9 |
| 1953 | 21 |
| 1954 | 8 |
| 1955 | 8 |
| 1956 | 11 |
| 1957 | 7 |
| 1958 | 10 |
| 1959 | 2 |
| 1960 | 52 |
| 1961 | 14 |
| 1962 | 16 |
| 1963 | 366 |
| 1964 | 559 |
| 1965 | 217 |
| 1966 | 74 |
| 1967 | 57 |
| 1968 | 61 |
| 1969 | 51 |
| 1970 | 64 |
| 1971 | 54 |
| 1972 | 61 |
| 1973 | 63 |
| 1974 | 78 |
| 1975 | 155 |
| 1976 | 187 |
| 1977 | 186 |
| 1978 | 201 |
| 1979 | 215 |
| 1980 | 262 |
| 1981 | 238 |
| 1982 | 278 |
| 1983 | 301 |
| 1984 | 385 |
| 1985 | 396 |
| 1986 | 450 |
| 1987 | 576 |
| 1988 | 878 |
| 1989 | 930 |
| 1990 | 956 |
| 1991 | 920 |
| 1992 | 1077 |
| 1993 | 1130 |
| 1994 | 1184 |
| 1995 | 1204 |
| 1996 | 1345 |
| 1997 | 1587 |
| 1998 | 1744 |
| 1999 | 1739 |
| 2000 | 2111 |
| 2001 | 2218 |
| 2002 | 2436 |
| 2003 | 3029 |
| 2004 | 3316 |
| 2005 | 3863 |
| 2006 | 4308 |
| 2007 | 4570 |
| 2008 | 4999 |
| 2009 | 5311 |
| 2010 | 5889 |
| 2011 | 6338 |
| 2012 | 6899 |
| 2013 | 7766 |
| 2014 | 8425 |
| 2015 | 8719 |
| 2016 | 8614 |
| 2017 | 9021 |
| 2018 | 9593 |
| 2019 | 9781 |
| 2020 | 10779 |
| 2021 | 11504 |
| 2022 | 11837 |
| 2023 | 11173 |
| 2024 | 11407 |
| 2025 | 12944 |
| 2026 | 9616 |
| 2027 | 8 |