Table:
text: 2007 Island Games
Medal count
Medal count
Rank_ Nation Gold Silver Bronze Total
16 Shetland Islands 2 11 2 15
17 Greenland 1 2 0 3
18 Western Isles 1 1 4 6
19 Hitra 1 0 0 1
20 Sark 0 1 2 3
21 Orkney Islands 0 0 4 4
22 Alderney 0 0 0 0
22 Falkland Islands 0 0 0 0
22 Frøya 0 0 0 0
22 Saint Helena 0 0 0 0

Question: What is the average bronze with a total of 15 and less than 2 gold for the 2007 island games?