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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 3 |
| 1947 | 3 |
| 1948 | 4 |
| 1949 | 4 |
| 1950 | 5 |
| 1951 | 3 |
| 1952 | 4 |
| 1953 | 5 |
| 1954 | 3 |
| 1955 | 3 |
| 1956 | 2 |
| 1957 | 8 |
| 1958 | 12 |
| 1959 | 7 |
| 1960 | 5 |
| 1961 | 12 |
| 1962 | 8 |
| 1963 | 7 |
| 1964 | 15 |
| 1965 | 8 |
| 1966 | 4 |
| 1967 | 7 |
| 1968 | 1 |
| 1969 | 1 |
| 1970 | 3 |
| 1971 | 6 |
| 1972 | 1 |
| 1973 | 1 |
| 1974 | 11 |
| 1975 | 6 |
| 1976 | 19 |
| 1977 | 372 |
| 1978 | 1026 |
| 1979 | 1191 |
| 1980 | 1211 |
| 1981 | 1206 |
| 1982 | 1541 |
| 1983 | 1715 |
| 1984 | 1979 |
| 1985 | 1929 |
| 1986 | 2077 |
| 1987 | 1798 |
| 1988 | 1501 |
| 1989 | 1593 |
| 1990 | 1637 |
| 1991 | 1654 |
| 1992 | 1821 |
| 1993 | 2023 |
| 1994 | 2331 |
| 1995 | 2333 |
| 1996 | 2391 |
| 1997 | 2326 |
| 1998 | 2275 |
| 1999 | 2769 |
| 2000 | 2896 |
| 2001 | 3568 |
| 2002 | 3133 |
| 2003 | 2986 |
| 2004 | 3050 |
| 2005 | 2932 |
| 2006 | 2689 |
| 2007 | 2590 |
| 2008 | 2425 |
| 2009 | 2228 |
| 2010 | 2261 |
| 2011 | 2334 |
| 2012 | 2461 |
| 2013 | 2271 |
| 2014 | 2365 |
| 2015 | 2466 |
| 2016 | 2389 |
| 2017 | 2322 |
| 2018 | 2327 |
| 2019 | 2457 |
| 2020 | 2143 |
| 2021 | 1705 |
| 2022 | 1276 |
| 2023 | 1042 |
| 2024 | 1229 |
| 2025 | 771 |