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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 4 |
| 1947 | 1 |
| 1948 | 2 |
| 1949 | 2 |
| 1951 | 2 |
| 1952 | 11 |
| 1953 | 10 |
| 1954 | 22 |
| 1955 | 26 |
| 1956 | 25 |
| 1957 | 51 |
| 1958 | 42 |
| 1959 | 52 |
| 1960 | 43 |
| 1961 | 60 |
| 1962 | 52 |
| 1963 | 1 |
| 1964 | 3 |
| 1965 | 43 |
| 1966 | 208 |
| 1967 | 331 |
| 1968 | 465 |
| 1969 | 485 |
| 1970 | 532 |
| 1971 | 542 |
| 1972 | 618 |
| 1973 | 633 |
| 1974 | 726 |
| 1975 | 782 |
| 1976 | 837 |
| 1977 | 803 |
| 1978 | 901 |
| 1979 | 978 |
| 1980 | 1144 |
| 1981 | 1124 |
| 1982 | 1082 |
| 1983 | 1100 |
| 1984 | 1121 |
| 1985 | 1152 |
| 1986 | 1110 |
| 1987 | 1188 |
| 1988 | 1216 |
| 1989 | 1158 |
| 1990 | 1242 |
| 1991 | 1122 |
| 1992 | 1107 |
| 1993 | 1080 |
| 1994 | 1128 |
| 1995 | 1144 |
| 1996 | 1102 |
| 1997 | 1101 |
| 1998 | 1006 |
| 1999 | 996 |
| 2000 | 1047 |
| 2001 | 1131 |
| 2002 | 1259 |
| 2003 | 1171 |
| 2004 | 1318 |
| 2005 | 1371 |
| 2006 | 1349 |
| 2007 | 1378 |
| 2008 | 1448 |
| 2009 | 1465 |
| 2010 | 1489 |
| 2011 | 1578 |
| 2012 | 1605 |
| 2013 | 1550 |
| 2014 | 1579 |
| 2015 | 1565 |
| 2016 | 1479 |
| 2017 | 1399 |
| 2018 | 1319 |
| 2019 | 1206 |
| 2020 | 1060 |
| 2021 | 827 |
| 2022 | 495 |
| 2023 | 335 |
| 2024 | 106 |