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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1864 | 1 |
| 1869 | 2 |
| 1871 | 2 |
| 1873 | 1 |
| 1874 | 1 |
| 1876 | 2 |
| 1877 | 4 |
| 1878 | 3 |
| 1879 | 3 |
| 1919 | 1 |
| 1920 | 1 |
| 1924 | 1 |
| 1926 | 1 |
| 1927 | 1 |
| 1928 | 1 |
| 1929 | 1 |
| 1930 | 1 |
| 1931 | 1 |
| 1934 | 1 |
| 1935 | 2 |
| 1938 | 2 |
| 1939 | 1 |
| 1940 | 1 |
| 1941 | 1 |
| 1942 | 1 |
| 1944 | 1 |
| 1945 | 1 |
| 1953 | 1 |
| 1958 | 1 |
| 1964 | 1 |
| 1966 | 2 |
| 1976 | 1 |
| 1990 | 1 |
| 1991 | 1 |
| 1992 | 1 |
| 1993 | 2 |
| 1994 | 2 |
| 1995 | 2 |
| 1996 | 4 |
| 1999 | 1 |
| 2000 | 1 |
| 2003 | 1 |
| 2004 | 2 |
| 2005 | 1 |
| 2006 | 1 |
| 2008 | 2 |
| 2009 | 3 |
| 2010 | 4 |
| 2011 | 4 |
| 2012 | 1 |
| 2013 | 4 |
| 2014 | 3 |
| 2015 | 7 |
| 2016 | 10 |
| 2017 | 3 |
| 2018 | 8 |
| 2019 | 2 |
| 2020 | 4 |
| 2021 | 10 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 2 |