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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1873 | 1 |
| 1951 | 1 |
| 1960 | 1 |
| 1961 | 1 |
| 1962 | 1 |
| 1964 | 2 |
| 1965 | 1 |
| 1966 | 4 |
| 1968 | 2 |
| 1969 | 1 |
| 1970 | 1 |
| 1971 | 4 |
| 1972 | 1 |
| 1974 | 5 |
| 1975 | 3 |
| 1976 | 2 |
| 1978 | 1 |
| 1981 | 1 |
| 1982 | 1 |
| 1985 | 4 |
| 1986 | 1 |
| 1992 | 3 |
| 1993 | 2 |
| 1994 | 3 |
| 1995 | 2 |
| 1996 | 5 |
| 1997 | 2 |
| 1998 | 2 |
| 2000 | 2 |
| 2002 | 1 |
| 2003 | 2 |
| 2004 | 2 |
| 2005 | 1 |
| 2008 | 2 |
| 2009 | 1 |
| 2011 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 0 |