Table:
text: 1958 World Wrestling Championships
Medal table
Medal table
Rank_ Nation Gold Silver Bronze Total
1 Soviet Union 5 2 1 8
2 Turkey 2 2 1 5
3 Hungary 1 2 1 4
4 Bulgaria 0 1 0 1
4 West Germany 0 1 0 1
6 East Germany 0 0 2 2
7 Romania 0 0 1 1
7 Sweden 0 0 1 1
7 Yugoslavia 0 0 1 1
Total Total 8 8 8 24

Question: What is the nation if bronze is 1, if gold is greater than 0 and if rank 2 is at the 1958 World Wrestling Championships?

Question: What is the average total if bronze is greater than 0, if silver is greater than 0, if gold is greater than 2, and if the nation is the Soviet Union for the 1958 World Wrestling Championships?

Question: What is the average gold value when the nation is Yugoslavia and when silver is greater than 0 in the 1958 World Wrestling Championships?

Question: What is the average bronze value in the 1958 World Wrestling Championships if the total is 4 and if silver is less than 2?