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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1954 | 1 |
| 1955 | 1 |
| 1957 | 1 |
| 1958 | 12 |
| 1959 | 110 |
| 1960 | 104 |
| 1961 | 76 |
| 1962 | 118 |
| 1963 | 239 |
| 1964 | 310 |
| 1965 | 185 |
| 1966 | 243 |
| 1967 | 277 |
| 1968 | 295 |
| 1969 | 364 |
| 1970 | 328 |
| 1971 | 407 |
| 1972 | 438 |
| 1973 | 443 |
| 1974 | 520 |
| 1975 | 528 |
| 1976 | 494 |
| 1977 | 518 |
| 1978 | 550 |
| 1979 | 593 |
| 1980 | 619 |
| 1981 | 656 |
| 1982 | 811 |
| 1983 | 984 |
| 1984 | 1028 |
| 1985 | 1047 |
| 1986 | 1023 |
| 1987 | 992 |
| 1988 | 958 |
| 1989 | 1026 |
| 1990 | 1064 |
| 1991 | 1065 |
| 1992 | 1121 |
| 1993 | 1146 |
| 1994 | 1235 |
| 1995 | 1175 |
| 1996 | 1236 |
| 1997 | 1218 |
| 1998 | 1146 |
| 1999 | 1189 |
| 2000 | 1101 |
| 2001 | 1144 |
| 2002 | 1138 |
| 2003 | 1221 |
| 2004 | 1156 |
| 2005 | 1223 |
| 2006 | 1316 |
| 2007 | 1308 |
| 2008 | 1307 |
| 2009 | 1268 |
| 2010 | 1362 |
| 2011 | 1420 |
| 2012 | 1443 |
| 2013 | 1483 |
| 2014 | 1437 |
| 2015 | 1531 |
| 2016 | 1469 |
| 2017 | 1443 |
| 2018 | 1454 |
| 2019 | 1407 |
| 2020 | 1494 |
| 2021 | 1527 |
| 2022 | 1392 |
| 2023 | 1175 |
| 2024 | 1214 |
| 2025 | 698 |