Question: Which Total has a Year(s) won of 1991?
SQL: SELECT MIN("Total") FROM "2-18096431-3" WHERE "Year(s) won" = '1991';

Question: Which Year(s) won with a To par of 12?
SQL: SELECT "Year(s) won" FROM "2-18096431-3" WHERE "To par" = 12.0;

Question: Which To par has a Player of jack nicklaus, and a Total smaller than 146?
SQL: SELECT AVG("To par") FROM "2-18096431-3" WHERE "Player" = 'jack nicklaus' AND "Total" < 146.0;