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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1905 | 1 |
| 1906 | 2 |
| 1917 | 1 |
| 1927 | 1 |
| 1936 | 1 |
| 1943 | 1 |
| 1944 | 1 |
| 1947 | 2 |
| 1948 | 4 |
| 1949 | 2 |
| 1950 | 4 |
| 1951 | 3 |
| 1952 | 3 |
| 1953 | 4 |
| 1954 | 6 |
| 1955 | 9 |
| 1956 | 12 |
| 1957 | 11 |
| 1958 | 5 |
| 1959 | 4 |
| 1960 | 7 |
| 1961 | 22 |
| 1962 | 39 |
| 1963 | 56 |
| 1964 | 52 |
| 1965 | 73 |
| 1966 | 58 |
| 1967 | 69 |
| 1968 | 82 |
| 1969 | 110 |
| 1970 | 75 |
| 1971 | 84 |
| 1972 | 88 |
| 1973 | 85 |
| 1974 | 93 |
| 1975 | 77 |
| 1976 | 79 |
| 1977 | 88 |
| 1978 | 99 |
| 1979 | 114 |
| 1980 | 135 |
| 1981 | 166 |
| 1982 | 161 |
| 1983 | 217 |
| 1984 | 205 |
| 1985 | 230 |
| 1986 | 249 |
| 1987 | 268 |
| 1988 | 302 |
| 1989 | 348 |
| 1990 | 361 |
| 1991 | 361 |
| 1992 | 407 |
| 1993 | 410 |
| 1994 | 444 |
| 1995 | 392 |
| 1996 | 471 |
| 1997 | 467 |
| 1998 | 497 |
| 1999 | 479 |
| 2000 | 506 |
| 2001 | 496 |
| 2002 | 508 |
| 2003 | 512 |
| 2004 | 558 |
| 2005 | 594 |
| 2006 | 572 |
| 2007 | 639 |
| 2008 | 664 |
| 2009 | 663 |
| 2010 | 675 |
| 2011 | 725 |
| 2012 | 847 |
| 2013 | 875 |
| 2014 | 884 |
| 2015 | 866 |
| 2016 | 848 |
| 2017 | 948 |
| 2018 | 975 |
| 2019 | 1068 |
| 2020 | 1157 |
| 2021 | 1188 |
| 2022 | 1164 |
| 2023 | 1051 |
| 2024 | 1159 |
| 2025 | 1126 |
| 2026 | 789 |
| 2027 | 2 |