| 净资产对数 | [2,3) | [3,4) | [4,5) | [5,6) | [6,7) | >7 | 变异 系数% |
| 净资产(亿元) | [7.39,20.09) | [20.09,54.6) | [54.6,148.41) | [148.41,403.43) | [403.43,1096.63) | >1096.63 | |
| 中债 |
| ||||||
| AAA | 0 | 0 | 0 | 0 | 6 | 7 | 212.70% |
| AA+ | 0 | 0 | 4 | 4 | 4 | 2 | 75.95% |
| AA | 0 | 1 | 5 | 12 | 8 | 1 | 328.09% |
| AA- | 0 | 6 | 17 | 26 | 6 | 1 | 121.04% |
| A+ | 0 | 15 | 28 | 9 | 0 | 0 | 67.23% |
| A | 0 | 16 | 29 | 4 | 1 | 0 | 98.30% |
| A- | 1 | 12 | 14 | 2 | 0 | 0 | 60.35% |
| BBB | 2 | 5 | 0 | 2 | 0 | 0 | 112.65% |
| 其他机构 |
| ||||||
| AAA | 0 | 0 | 9 | 24 | 19 | 11 | 298.24% |
| AA+ | 0 | 6 | 31 | 27 | 0 | 0 | 80.33% |
| AA | 3 | 40 | 54 | 11 | 2 | 0 | 106.24% |
| AA- | 1 | 9 | 2 | 0 | 0 | 0 | 72.64% |
| A+ | 0 | 0 | 1 | 0 | 0 | 0 | - |