Question: What's the rank average when the gold medals are less than 0?
SQL: SELECT AVG("Rank") FROM "2-16581439-2" WHERE "Gold" < 0.0;

Question: What is the total rank of hungary (hun) when the bronze medals were less than 0?
SQL: SELECT SUM("Rank") FROM "2-16581439-2" WHERE "Nation" = 'hungary (hun)' AND "Bronze" < 0.0;

Question: What is the sum of the total number of medals when silver is less than 0?
SQL: SELECT COUNT("Total") FROM "2-16581439-2" WHERE "Silver" < 0.0;