Question: The nation of denmark has what average total nad more than 0 gold?
SQL: SELECT AVG("Total") FROM "2-15116860-1" WHERE "Nation" = 'denmark' AND "Gold" > 0.0;

Question: switzerland has how many gold and less than 0 silver?
SQL: SELECT MAX("Gold") FROM "2-15116860-1" WHERE "Nation" = 'switzerland' AND "Silver" < 0.0;