Table schema:
CREATE TABLE table_name_62 (total INTEGER, silver VARCHAR, nation VARCHAR, gold VARCHAR, bronze VARCHAR)

Question: What's the total amount of USSR that has more than 0 gold, less than 85 silver and more than 6 bronze?
SQL: SELECT MIN(total) FROM table_name_62 WHERE gold > 0 AND bronze > 6 AND nation = "ussr" AND silver < 85