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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1859 | 1 |
| 1883 | 4 |
| 1905 | 1 |
| 1919 | 1 |
| 1935 | 1 |
| 1943 | 1 |
| 1944 | 3 |
| 1945 | 67 |
| 1946 | 33 |
| 1947 | 41 |
| 1948 | 85 |
| 1949 | 60 |
| 1950 | 51 |
| 1951 | 64 |
| 1952 | 34 |
| 1953 | 26 |
| 1954 | 12 |
| 1955 | 21 |
| 1956 | 60 |
| 1957 | 48 |
| 1958 | 20 |
| 1959 | 52 |
| 1960 | 49 |
| 1961 | 88 |
| 1962 | 87 |
| 1963 | 146 |
| 1964 | 148 |
| 1965 | 237 |
| 1966 | 175 |
| 1967 | 190 |
| 1968 | 181 |
| 1969 | 193 |
| 1970 | 217 |
| 1971 | 227 |
| 1972 | 233 |
| 1973 | 255 |
| 1974 | 251 |
| 1975 | 297 |
| 1976 | 224 |
| 1977 | 242 |
| 1978 | 226 |
| 1979 | 169 |
| 1980 | 198 |
| 1981 | 182 |
| 1982 | 189 |
| 1983 | 160 |
| 1984 | 178 |
| 1985 | 196 |
| 1986 | 240 |
| 1987 | 442 |
| 1988 | 658 |
| 1989 | 751 |
| 1990 | 938 |
| 1991 | 907 |
| 1992 | 1041 |
| 1993 | 975 |
| 1994 | 1083 |
| 1995 | 1176 |
| 1996 | 1256 |
| 1997 | 1393 |
| 1998 | 1565 |
| 1999 | 1666 |
| 2000 | 1950 |
| 2001 | 2108 |
| 2002 | 2503 |
| 2003 | 2871 |
| 2004 | 3355 |
| 2005 | 3908 |
| 2006 | 4758 |
| 2007 | 5469 |
| 2008 | 5935 |
| 2009 | 6346 |
| 2010 | 7007 |
| 2011 | 7430 |
| 2012 | 8023 |
| 2013 | 8569 |
| 2014 | 11224 |
| 2015 | 13197 |
| 2016 | 14169 |
| 2017 | 14961 |
| 2018 | 16284 |
| 2019 | 17034 |
| 2020 | 20496 |
| 2021 | 22257 |
| 2022 | 20078 |
| 2023 | 18196 |
| 2024 | 19413 |
| 2025 | 11507 |
| 2026 | 4 |