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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1944 | 1 |
| 1945 | 2 |
| 1946 | 11 |
| 1947 | 5 |
| 1948 | 7 |
| 1949 | 3 |
| 1950 | 10 |
| 1951 | 13 |
| 1952 | 5 |
| 1953 | 16 |
| 1954 | 13 |
| 1955 | 14 |
| 1956 | 14 |
| 1957 | 23 |
| 1958 | 21 |
| 1959 | 22 |
| 1960 | 21 |
| 1961 | 23 |
| 1962 | 22 |
| 1963 | 36 |
| 1964 | 70 |
| 1965 | 116 |
| 1966 | 116 |
| 1967 | 210 |
| 1968 | 242 |
| 1969 | 281 |
| 1970 | 294 |
| 1971 | 302 |
| 1972 | 350 |
| 1973 | 328 |
| 1974 | 349 |
| 1975 | 305 |
| 1976 | 284 |
| 1977 | 305 |
| 1978 | 300 |
| 1979 | 307 |
| 1980 | 294 |
| 1981 | 306 |
| 1982 | 353 |
| 1983 | 343 |
| 1984 | 408 |
| 1985 | 459 |
| 1986 | 485 |
| 1987 | 423 |
| 1988 | 426 |
| 1989 | 560 |
| 1990 | 657 |
| 1991 | 652 |
| 1992 | 624 |
| 1993 | 716 |
| 1994 | 763 |
| 1995 | 840 |
| 1996 | 814 |
| 1997 | 861 |
| 1998 | 901 |
| 1999 | 798 |
| 2000 | 851 |
| 2001 | 872 |
| 2002 | 922 |
| 2003 | 1021 |
| 2004 | 1068 |
| 2005 | 1137 |
| 2006 | 1178 |
| 2007 | 1170 |
| 2008 | 1353 |
| 2009 | 1384 |
| 2010 | 1600 |
| 2011 | 1690 |
| 2012 | 1715 |
| 2013 | 1689 |
| 2014 | 1501 |
| 2015 | 1455 |
| 2016 | 1343 |
| 2017 | 1312 |
| 2018 | 1428 |
| 2019 | 1286 |
| 2020 | 1214 |
| 2021 | 1080 |
| 2022 | 982 |
| 2023 | 1026 |
| 2024 | 1125 |
| 2025 | 786 |
| 2026 | 1 |