year # claims average severity log severity
1 40,000 8.66 2.16
2 40,000 9.60 2.26
3 40,000 10.53 2.35
4 40,000 11.57 2.45
5 40,000 12.46 2.52
6 40,000 13.74 2.62
7 40,000 14.85 2.70
8 40,000 15.95 2.77