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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1946 | 3 |
| 1947 | 4 |
| 1948 | 3 |
| 1949 | 1 |
| 1950 | 2 |
| 1951 | 2 |
| 1952 | 7 |
| 1953 | 21 |
| 1954 | 18 |
| 1955 | 26 |
| 1956 | 180 |
| 1957 | 194 |
| 1958 | 29 |
| 1959 | 25 |
| 1960 | 24 |
| 1961 | 19 |
| 1962 | 15 |
| 1963 | 2 |
| 1964 | 3 |
| 1965 | 3 |
| 1966 | 10 |
| 1967 | 14 |
| 1968 | 23 |
| 1969 | 38 |
| 1970 | 39 |
| 1971 | 41 |
| 1972 | 49 |
| 1973 | 41 |
| 1974 | 85 |
| 1975 | 147 |
| 1976 | 125 |
| 1977 | 119 |
| 1978 | 117 |
| 1979 | 98 |
| 1980 | 98 |
| 1981 | 154 |
| 1982 | 184 |
| 1983 | 184 |
| 1984 | 227 |
| 1985 | 190 |
| 1986 | 181 |
| 1987 | 165 |
| 1988 | 127 |
| 1989 | 134 |
| 1990 | 141 |
| 1991 | 179 |
| 1992 | 191 |
| 1993 | 201 |
| 1994 | 211 |
| 1995 | 208 |
| 1996 | 210 |
| 1997 | 176 |
| 1998 | 213 |
| 1999 | 233 |
| 2000 | 300 |
| 2001 | 347 |
| 2002 | 368 |
| 2003 | 414 |
| 2004 | 505 |
| 2005 | 596 |
| 2006 | 707 |
| 2007 | 770 |
| 2008 | 865 |
| 2009 | 915 |
| 2010 | 942 |
| 2011 | 1058 |
| 2012 | 1203 |
| 2013 | 1209 |
| 2014 | 1209 |
| 2015 | 1120 |
| 2016 | 996 |
| 2017 | 858 |
| 2018 | 880 |
| 2019 | 932 |
| 2020 | 672 |
| 2021 | 385 |
| 2022 | 207 |
| 2023 | 144 |
| 2024 | 71 |