| Service availability risk | Future operation risk | Backup related risk | Weight of factor | Eigen value |
Service availability risk | 1 | 4 | 6 | 0.6264 | 4.0091 |
Future operation risk | 1/4 | 1 | 1/7 | 0.0933 | |
Backup related risk | 1/6 | 7 | 1 | 0.2803 |