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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1830 | 1 |
| 1832 | 1 |
| 1931 | 1 |
| 1940 | 1 |
| 1945 | 2 |
| 1946 | 1 |
| 1947 | 2 |
| 1948 | 8 |
| 1949 | 1 |
| 1950 | 1 |
| 1951 | 1 |
| 1952 | 7 |
| 1953 | 3 |
| 1954 | 4 |
| 1955 | 6 |
| 1956 | 2 |
| 1957 | 1 |
| 1958 | 2 |
| 1959 | 1 |
| 1960 | 6 |
| 1961 | 6 |
| 1962 | 4 |
| 1963 | 4 |
| 1964 | 8 |
| 1965 | 9 |
| 1966 | 4 |
| 1967 | 9 |
| 1968 | 7 |
| 1969 | 13 |
| 1970 | 15 |
| 1971 | 6 |
| 1972 | 10 |
| 1973 | 10 |
| 1974 | 13 |
| 1975 | 13 |
| 1976 | 25 |
| 1977 | 30 |
| 1978 | 30 |
| 1979 | 20 |
| 1980 | 24 |
| 1981 | 18 |
| 1982 | 32 |
| 1983 | 18 |
| 1984 | 28 |
| 1985 | 25 |
| 1986 | 40 |
| 1987 | 67 |
| 1988 | 124 |
| 1989 | 125 |
| 1990 | 228 |
| 1991 | 242 |
| 1992 | 280 |
| 1993 | 227 |
| 1994 | 223 |
| 1995 | 264 |
| 1996 | 266 |
| 1997 | 253 |
| 1998 | 273 |
| 1999 | 275 |
| 2000 | 304 |
| 2001 | 321 |
| 2002 | 323 |
| 2003 | 315 |
| 2004 | 329 |
| 2005 | 384 |
| 2006 | 448 |
| 2007 | 461 |
| 2008 | 529 |
| 2009 | 502 |
| 2010 | 559 |
| 2011 | 634 |
| 2012 | 652 |
| 2013 | 766 |
| 2014 | 1177 |
| 2015 | 1454 |
| 2016 | 1569 |
| 2017 | 1739 |
| 2018 | 1845 |
| 2019 | 1956 |
| 2020 | 2521 |
| 2021 | 2817 |
| 2022 | 2608 |
| 2023 | 2642 |
| 2024 | 1023 |