| 下期状态 本期状态 | S1 | S2 | S3 | S4 | S5 |
| S1 | 1 | 1 | 0 | 0 | 0 |
| S2 | 1 | 4 | 2 | 0 | 0 |
| S3 | 0 | 3 | 11 | 0 | 1 |
| S4 | 0 | 0 | 2 | 0 | 0 |
| S5 | 0 | 0 | 0 | 1 | 4 |