contestada

3-5 sentence summary paragraph about this graph:
Rounds Zebras Resources
0 5 15
1 10 10
2 18 2
3 4 16
4 4 16
5 8 4
6 8 6
7 10 7
8 10 10
9 16 4
10 8 4
11 4 11
12 6 11
13 10 8
14 12 6
15 10 8