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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1858 | 1 |
| 1869 | 1 |
| 1916 | 1 |
| 1921 | 1 |
| 1930 | 1 |
| 1931 | 2 |
| 1933 | 2 |
| 1935 | 2 |
| 1938 | 1 |
| 1946 | 4 |
| 1947 | 8 |
| 1949 | 1 |
| 1950 | 2 |
| 1951 | 2 |
| 1952 | 1 |
| 1953 | 1 |
| 1954 | 4 |
| 1955 | 3 |
| 1956 | 4 |
| 1957 | 5 |
| 1958 | 5 |
| 1959 | 5 |
| 1960 | 8 |
| 1961 | 5 |
| 1962 | 19 |
| 1963 | 14 |
| 1964 | 9 |
| 1965 | 19 |
| 1966 | 15 |
| 1967 | 21 |
| 1968 | 30 |
| 1969 | 48 |
| 1970 | 62 |
| 1971 | 45 |
| 1972 | 36 |
| 1973 | 56 |
| 1974 | 39 |
| 1975 | 49 |
| 1976 | 60 |
| 1977 | 65 |
| 1978 | 54 |
| 1979 | 70 |
| 1980 | 59 |
| 1981 | 57 |
| 1982 | 60 |
| 1983 | 63 |
| 1984 | 68 |
| 1985 | 83 |
| 1986 | 115 |
| 1987 | 200 |
| 1988 | 302 |
| 1989 | 381 |
| 1990 | 405 |
| 1991 | 350 |
| 1992 | 418 |
| 1993 | 437 |
| 1994 | 496 |
| 1995 | 526 |
| 1996 | 653 |
| 1997 | 824 |
| 1998 | 820 |
| 1999 | 966 |
| 2000 | 1089 |
| 2001 | 1302 |
| 2002 | 1261 |
| 2003 | 1451 |
| 2004 | 1735 |
| 2005 | 1913 |
| 2006 | 2028 |
| 2007 | 2109 |
| 2008 | 2280 |
| 2009 | 2509 |
| 2010 | 2851 |
| 2011 | 3113 |
| 2012 | 3247 |
| 2013 | 3476 |
| 2014 | 4043 |
| 2015 | 4499 |
| 2016 | 4362 |
| 2017 | 4625 |
| 2018 | 4828 |
| 2019 | 5508 |
| 2020 | 6742 |
| 2021 | 6808 |
| 2022 | 7105 |
| 2023 | 6833 |
| 2024 | 7410 |
| 2025 | 8677 |
| 2026 | 3684 |