CREATE TABLE table_name_90 (gold INTEGER, silver VARCHAR(255), nation VARCHAR(255), total VARCHAR(255), bronze VARCHAR(255))
What is the average number of gold medals Switzerland received when they ranked larger than 1st and received fewer than 10 bronze medals and more than 1 silver medal?
    
SQL: SELECT AVG(gold) FROM table_name_90 WHERE total > 1 AND bronze < 10 AND nation = "switzerland" AND silver > 1