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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1925 | 1 |
| 1932 | 1 |
| 1938 | 2 |
| 1939 | 1 |
| 1942 | 2 |
| 1945 | 1 |
| 1946 | 19 |
| 1947 | 24 |
| 1948 | 7 |
| 1949 | 12 |
| 1950 | 18 |
| 1951 | 19 |
| 1952 | 9 |
| 1953 | 16 |
| 1954 | 13 |
| 1955 | 13 |
| 1956 | 12 |
| 1957 | 12 |
| 1958 | 19 |
| 1959 | 13 |
| 1960 | 28 |
| 1961 | 28 |
| 1962 | 34 |
| 1963 | 59 |
| 1964 | 107 |
| 1965 | 145 |
| 1966 | 92 |
| 1967 | 130 |
| 1968 | 296 |
| 1969 | 267 |
| 1970 | 361 |
| 1971 | 413 |
| 1972 | 466 |
| 1973 | 507 |
| 1974 | 591 |
| 1975 | 476 |
| 1976 | 581 |
| 1977 | 741 |
| 1978 | 734 |
| 1979 | 823 |
| 1980 | 925 |
| 1981 | 899 |
| 1982 | 897 |
| 1983 | 975 |
| 1984 | 1135 |
| 1985 | 1049 |
| 1986 | 1135 |
| 1987 | 1200 |
| 1988 | 1302 |
| 1989 | 1274 |
| 1990 | 1203 |
| 1991 | 1324 |
| 1992 | 1480 |
| 1993 | 1568 |
| 1994 | 1445 |
| 1995 | 1446 |
| 1996 | 1489 |
| 1997 | 1393 |
| 1998 | 1496 |
| 1999 | 1402 |
| 2000 | 1258 |
| 2001 | 1924 |
| 2002 | 2173 |
| 2003 | 2651 |
| 2004 | 2598 |
| 2005 | 2728 |
| 2006 | 2910 |
| 2007 | 3315 |
| 2008 | 2734 |
| 2009 | 2798 |
| 2010 | 2991 |
| 2011 | 3267 |
| 2012 | 3172 |
| 2013 | 2920 |
| 2014 | 2739 |
| 2015 | 2708 |
| 2016 | 2440 |
| 2017 | 2434 |
| 2018 | 2189 |
| 2019 | 2077 |
| 2020 | 1901 |
| 2021 | 1624 |
| 2022 | 1202 |
| 2023 | 1018 |
| 2024 | 1302 |
| 2025 | 1381 |
| 2026 | 974 |