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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1922 | 2 |
| 1947 | 2 |
| 1949 | 2 |
| 1950 | 4 |
| 1951 | 10 |
| 1952 | 8 |
| 1953 | 31 |
| 1954 | 16 |
| 1955 | 17 |
| 1956 | 10 |
| 1957 | 9 |
| 1958 | 6 |
| 1959 | 9 |
| 1960 | 13 |
| 1961 | 9 |
| 1962 | 6 |
| 1963 | 11 |
| 1964 | 31 |
| 1965 | 29 |
| 1966 | 66 |
| 1967 | 137 |
| 1968 | 156 |
| 1969 | 202 |
| 1970 | 203 |
| 1971 | 215 |
| 1972 | 229 |
| 1973 | 227 |
| 1974 | 274 |
| 1975 | 224 |
| 1976 | 179 |
| 1977 | 209 |
| 1978 | 297 |
| 1979 | 357 |
| 1980 | 428 |
| 1981 | 594 |
| 1982 | 561 |
| 1983 | 667 |
| 1984 | 806 |
| 1985 | 789 |
| 1986 | 748 |
| 1987 | 666 |
| 1988 | 761 |
| 1989 | 803 |
| 1990 | 785 |
| 1991 | 840 |
| 1992 | 833 |
| 1993 | 802 |
| 1994 | 878 |
| 1995 | 908 |
| 1996 | 920 |
| 1997 | 890 |
| 1998 | 817 |
| 1999 | 831 |
| 2000 | 811 |
| 2001 | 857 |
| 2002 | 852 |
| 2003 | 932 |
| 2004 | 1027 |
| 2005 | 1068 |
| 2006 | 1109 |
| 2007 | 1221 |
| 2008 | 1365 |
| 2009 | 1395 |
| 2010 | 1549 |
| 2011 | 1641 |
| 2012 | 1674 |
| 2013 | 1745 |
| 2014 | 1837 |
| 2015 | 1879 |
| 2016 | 2459 |
| 2017 | 2728 |
| 2018 | 2837 |
| 2019 | 2867 |
| 2020 | 3139 |
| 2021 | 2880 |
| 2022 | 2200 |
| 2023 | 2015 |
| 2024 | 2396 |
| 2025 | 2314 |
| 2026 | 23 |