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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1919 | 1 |
| 1939 | 1 |
| 1947 | 1 |
| 1948 | 1 |
| 1949 | 1 |
| 1952 | 1 |
| 1954 | 5 |
| 1955 | 3 |
| 1956 | 9 |
| 1957 | 6 |
| 1958 | 7 |
| 1959 | 5 |
| 1960 | 19 |
| 1961 | 11 |
| 1962 | 22 |
| 1963 | 23 |
| 1964 | 25 |
| 1965 | 21 |
| 1966 | 24 |
| 1967 | 36 |
| 1968 | 36 |
| 1969 | 64 |
| 1970 | 50 |
| 1971 | 55 |
| 1972 | 55 |
| 1973 | 55 |
| 1974 | 66 |
| 1975 | 81 |
| 1976 | 79 |
| 1977 | 99 |
| 1978 | 91 |
| 1979 | 95 |
| 1980 | 109 |
| 1981 | 126 |
| 1982 | 143 |
| 1983 | 135 |
| 1984 | 141 |
| 1985 | 159 |
| 1986 | 191 |
| 1987 | 214 |
| 1988 | 218 |
| 1989 | 247 |
| 1990 | 278 |
| 1991 | 331 |
| 1992 | 355 |
| 1993 | 343 |
| 1994 | 410 |
| 1995 | 459 |
| 1996 | 531 |
| 1997 | 588 |
| 1998 | 674 |
| 1999 | 807 |
| 2000 | 978 |
| 2001 | 1060 |
| 2002 | 1189 |
| 2003 | 1392 |
| 2004 | 1705 |
| 2005 | 2049 |
| 2006 | 2335 |
| 2007 | 2508 |
| 2008 | 2877 |
| 2009 | 3263 |
| 2010 | 3722 |
| 2011 | 4143 |
| 2012 | 4707 |
| 2013 | 5148 |
| 2014 | 5738 |
| 2015 | 5958 |
| 2016 | 6087 |
| 2017 | 6167 |
| 2018 | 6515 |
| 2019 | 6716 |
| 2020 | 8094 |
| 2021 | 8998 |
| 2022 | 8451 |
| 2023 | 6108 |
| 2024 | 6 |