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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 3 |
| 1946 | 7 |
| 1947 | 10 |
| 1948 | 8 |
| 1949 | 2 |
| 1950 | 1 |
| 1951 | 8 |
| 1952 | 13 |
| 1953 | 21 |
| 1954 | 23 |
| 1955 | 28 |
| 1956 | 18 |
| 1957 | 33 |
| 1958 | 27 |
| 1959 | 34 |
| 1960 | 31 |
| 1961 | 25 |
| 1962 | 12 |
| 1964 | 4 |
| 1965 | 50 |
| 1966 | 112 |
| 1967 | 121 |
| 1968 | 137 |
| 1969 | 183 |
| 1970 | 189 |
| 1971 | 175 |
| 1972 | 202 |
| 1973 | 204 |
| 1974 | 230 |
| 1975 | 288 |
| 1976 | 287 |
| 1977 | 261 |
| 1978 | 224 |
| 1979 | 195 |
| 1980 | 206 |
| 1981 | 204 |
| 1982 | 204 |
| 1983 | 208 |
| 1984 | 219 |
| 1985 | 268 |
| 1986 | 249 |
| 1987 | 254 |
| 1988 | 260 |
| 1989 | 274 |
| 1990 | 278 |
| 1991 | 300 |
| 1992 | 321 |
| 1993 | 331 |
| 1994 | 385 |
| 1995 | 346 |
| 1996 | 424 |
| 1997 | 457 |
| 1998 | 467 |
| 1999 | 577 |
| 2000 | 579 |
| 2001 | 631 |
| 2002 | 600 |
| 2003 | 760 |
| 2004 | 870 |
| 2005 | 957 |
| 2006 | 1006 |
| 2007 | 1095 |
| 2008 | 1126 |
| 2009 | 1180 |
| 2010 | 1401 |
| 2011 | 1440 |
| 2012 | 1572 |
| 2013 | 1541 |
| 2014 | 1354 |
| 2015 | 1258 |
| 2016 | 1229 |
| 2017 | 1242 |
| 2018 | 1244 |
| 2019 | 1127 |
| 2020 | 1118 |
| 2021 | 1035 |
| 2022 | 1025 |
| 2023 | 902 |
| 2024 | 447 |