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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1954 | 99 |
| 1955 | 212 |
| 1956 | 333 |
| 1957 | 314 |
| 1958 | 251 |
| 1959 | 199 |
| 1960 | 160 |
| 1961 | 139 |
| 1962 | 106 |
| 1963 | 34 |
| 1964 | 77 |
| 1965 | 202 |
| 1966 | 310 |
| 1967 | 338 |
| 1968 | 369 |
| 1969 | 355 |
| 1970 | 349 |
| 1971 | 325 |
| 1972 | 351 |
| 1973 | 379 |
| 1974 | 383 |
| 1975 | 342 |
| 1976 | 269 |
| 1977 | 265 |
| 1978 | 224 |
| 1979 | 240 |
| 1980 | 194 |
| 1981 | 197 |
| 1982 | 204 |
| 1983 | 218 |
| 1984 | 188 |
| 1985 | 206 |
| 1986 | 182 |
| 1987 | 143 |
| 1988 | 159 |
| 1989 | 138 |
| 1990 | 121 |
| 1991 | 137 |
| 1992 | 109 |
| 1993 | 106 |
| 1994 | 85 |
| 1995 | 81 |
| 1996 | 67 |
| 1997 | 66 |
| 1998 | 51 |
| 1999 | 58 |
| 2000 | 66 |
| 2001 | 67 |
| 2002 | 45 |
| 2003 | 55 |
| 2004 | 53 |
| 2005 | 49 |
| 2006 | 58 |
| 2007 | 66 |
| 2008 | 58 |
| 2009 | 57 |
| 2010 | 51 |
| 2011 | 38 |
| 2012 | 42 |
| 2013 | 36 |
| 2014 | 39 |
| 2015 | 47 |
| 2016 | 41 |
| 2017 | 60 |
| 2018 | 29 |
| 2019 | 30 |
| 2020 | 50 |
| 2021 | 22 |
| 2022 | 27 |
| 2023 | 17 |
| 2024 | 21 |
| 2025 | 28 |
| 2026 | 17 |