How many gold medal nation rank less than 5, more than 0 silver and total 2 medal?
Rank Gold Silver Bronze Total
FIBA COCABA Championship
17455745
real real real real real
2-17455745-1
Championships per nation
Championships per nation
1 4 0 0 4
2 2 0 1 3
3 0 2 2 4
4 0 1 1 2
5 0 1 0 1
5 0 1 1 2
7 0 1 2 3
SELECT AVG Gold FROM table WHERE Rank < 5 AND Silver > 0 AND Total = 2
5 0 2