Table:
text: Athletics at the 2007 Southeast Asian Games
Medal table
Medal table
Rank_ Nation Gold Silver Bronze Total
1 Thailand 17 19 9 45
2 Vietnam 8 4 5 17
3 Indonesia 7 7 5 19
4 Malaysia 7 3 9 19
5 Philippines 5 7 9 21
6 Singapore 1 0 1 2
7 Myanmar 0 4 5 9
8 Cambodia 0 1 1 2
9 Brunei 0 0 1 1
Total Total 45 45 45 135

Question: From the 2007 Southeast Asian Games track and field list, what is the total number of silvers with a gold less than 0?

Question: What is the sum of gold with a rank 3 and a silver greater than 7 in track and field sports at the 2007 Southeast Asian Games?

Question: What is the average total with a nation of Thailand with a gold less than 17 in Athletics at the 2007 Southeast Asian Games?

Question: What is the average gold with a bronze less than 5 with a rank of 8 for Athletics at the 2007 Southeast Asian Games?