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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 4 |
| 1947 | 1 |
| 1948 | 1 |
| 1949 | 8 |
| 1950 | 2 |
| 1951 | 3 |
| 1952 | 15 |
| 1953 | 20 |
| 1954 | 19 |
| 1955 | 20 |
| 1956 | 19 |
| 1957 | 42 |
| 1958 | 41 |
| 1959 | 98 |
| 1960 | 121 |
| 1961 | 133 |
| 1962 | 118 |
| 1963 | 1 |
| 1964 | 4 |
| 1965 | 6 |
| 1966 | 13 |
| 1967 | 56 |
| 1968 | 118 |
| 1969 | 99 |
| 1970 | 108 |
| 1971 | 73 |
| 1972 | 103 |
| 1973 | 129 |
| 1974 | 145 |
| 1975 | 234 |
| 1976 | 283 |
| 1977 | 314 |
| 1978 | 257 |
| 1979 | 323 |
| 1980 | 343 |
| 1981 | 358 |
| 1982 | 343 |
| 1983 | 441 |
| 1984 | 396 |
| 1985 | 349 |
| 1986 | 337 |
| 1987 | 392 |
| 1988 | 442 |
| 1989 | 436 |
| 1990 | 471 |
| 1991 | 417 |
| 1992 | 450 |
| 1993 | 502 |
| 1994 | 522 |
| 1995 | 534 |
| 1996 | 582 |
| 1997 | 524 |
| 1998 | 555 |
| 1999 | 527 |
| 2000 | 850 |
| 2001 | 1010 |
| 2002 | 1193 |
| 2003 | 1324 |
| 2004 | 1377 |
| 2005 | 1239 |
| 2006 | 1064 |
| 2007 | 1094 |
| 2008 | 1143 |
| 2009 | 1143 |
| 2010 | 1179 |
| 2011 | 1338 |
| 2012 | 1330 |
| 2013 | 1365 |
| 2014 | 1363 |
| 2015 | 1319 |
| 2016 | 1156 |
| 2017 | 1107 |
| 2018 | 1025 |
| 2019 | 1000 |
| 2020 | 863 |
| 2021 | 706 |
| 2022 | 516 |
| 2023 | 433 |
| 2024 | 522 |