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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1833 | 1 |
| 1921 | 1 |
| 1922 | 2 |
| 1926 | 1 |
| 1928 | 1 |
| 1931 | 1 |
| 1932 | 2 |
| 1936 | 1 |
| 1945 | 3 |
| 1946 | 6 |
| 1947 | 10 |
| 1948 | 8 |
| 1949 | 6 |
| 1950 | 12 |
| 1951 | 11 |
| 1952 | 7 |
| 1953 | 8 |
| 1954 | 5 |
| 1955 | 11 |
| 1956 | 8 |
| 1957 | 8 |
| 1958 | 10 |
| 1959 | 10 |
| 1960 | 13 |
| 1961 | 12 |
| 1962 | 16 |
| 1963 | 8 |
| 1964 | 20 |
| 1965 | 14 |
| 1966 | 15 |
| 1967 | 32 |
| 1968 | 37 |
| 1969 | 32 |
| 1970 | 52 |
| 1971 | 44 |
| 1972 | 54 |
| 1973 | 58 |
| 1974 | 63 |
| 1975 | 79 |
| 1976 | 74 |
| 1977 | 61 |
| 1978 | 74 |
| 1979 | 60 |
| 1980 | 78 |
| 1981 | 87 |
| 1982 | 97 |
| 1983 | 96 |
| 1984 | 71 |
| 1985 | 120 |
| 1986 | 103 |
| 1987 | 103 |
| 1988 | 156 |
| 1989 | 155 |
| 1990 | 137 |
| 1991 | 120 |
| 1992 | 131 |
| 1993 | 160 |
| 1994 | 156 |
| 1995 | 183 |
| 1996 | 193 |
| 1997 | 172 |
| 1998 | 175 |
| 1999 | 187 |
| 2000 | 202 |
| 2001 | 186 |
| 2002 | 185 |
| 2003 | 222 |
| 2004 | 233 |
| 2005 | 210 |
| 2006 | 209 |
| 2007 | 219 |
| 2008 | 269 |
| 2009 | 262 |
| 2010 | 290 |
| 2011 | 298 |
| 2012 | 303 |
| 2013 | 342 |
| 2014 | 360 |
| 2015 | 402 |
| 2016 | 411 |
| 2017 | 394 |
| 2018 | 408 |
| 2019 | 413 |
| 2020 | 426 |
| 2021 | 495 |
| 2022 | 426 |
| 2023 | 462 |
| 2024 | 447 |
| 2025 | 26 |