user: Question: What is the sum of the years with Bus Conner as the BSU head coach?
Columns: ['Year', 'Round', 'Opponent', 'Result', 'BSU Head Coach']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1976.0, 'First Round', 'UNLV', 'L 78–103', 'Bus Conner']
SQL:

assistant: SELECT SUM("Year") FROM "Table" WHERE "BSU Head Coach" = 'Bus Conner';