| Year | School | % Correct |
|---|---|---|
| 1950 | Salem | 100%
|
| 1998 | Beaverton | 93%
|
| 1997 | West Linn | 93%
|
| 2013 | West Linn | 93%
|
| 2014 | West Linn | 93%
|
| 2015 | West Linn | 93%
|
| 2016 | West Linn | 93%
|
| 2006 | Lake Oswego | 86%
|
| 1960 | Medford | 86%
|
| 1996 | South Salem | 86%
|
| 2004 | South Salem | 86%
|
| 1999 | Jesuit | 79%
|
| 2005 | Jesuit | 79%
|
| 2009 | Jesuit | 79%
|
| 2010 | Jesuit | 79%
|
| 2011 | Jesuit | 79%
|
| 2012 | Jesuit | 79%
|
| 2019 | Jesuit | 79%
|
| 1993 | Tigard | 79%
|
| 2002 | Tigard | 79%
|
| 1955 | Eugene | 64%
|
| 1969 | Grant | 64%
|
| 1986 | Grant | 64%
|
| 1988 | Grant | 64%
|
| 2008 | Grant | 64%
|
| 2018 | Grant | 64%
|
| 2022 | Tualatin | 64%
|
| 2023 | Tualatin | 64%
|
| 1952 | Lincoln | 57%
|
| 1957 | Lincoln | 57%
|
| 1975 | Sunset | 57%
|
| 1987 | Sunset | 57%
|
| 1985 | Wilson (Wells) | 57%
|
| 1989 | Wilson (Wells) | 57%
|
| 1991 | Wilson (Wells) | 57%
|
| 1971 | Benson | 50%
|
| 1973 | Benson | 50%
|
| 1974 | Benson | 50%
|
| 1981 | Benson | 50%
|
| 1990 | Benson | 50%
|
| 1994 | Central Catholic | 50%
|
| 2024 | Central Catholic | 50%
|
| 1962 | Grants Pass | 50%
|
| 1963 | North Eugene | 50%
|
| 1966 | North Eugene | 50%
|
| 1976 | North Eugene | 50%
|
| 1977 | North Eugene | 50%
|
| 1951 | Jefferson | 43%
|
| 1972 | Jefferson | 43%
|
| 2000 | Jefferson | 43%
|
| 2017 | Jefferson | 43%
|
| 1968 | McNary | 43%
|
| 1992 | Sheldon | 43%
|
| 2007 | South Medford | 43%
|
| 1970 | Corvallis | 36%
|
| 1980 | Corvallis | 36%
|
| 1984 | Corvallis | 36%
|
| 1956 | Franklin | 36%
|
| 1959 | Franklin | 36%
|
| 1983 | Glencoe | 29%
|
| 1958 | Klamath Union | 29%
|
| 1961 | Klamath Union | 29%
|
| 1965 | Klamath Union | 29%
|
| 1967 | David Douglas | 21%
|
| 1979 | McMinville | 21%
|
| 1964 | Parkrose | 21%
|
| 1978 | Parkrose | 21%
|
| 1982 | Parkrose | 21%
|
| 1953 | Marshfield | 14%
|
| 1954 | Milwaukie | 7%
|
| 2003 | Redmond | 7%
|
| 1995 | Churchill | 0%
|
| 2001 | Churchill | 0%
|