| 估计方法 |
|
|
| 简单估计 | 16,299,884 | 3602,494.04 |
| 分别比估计 | 15,490,970 | 4,106,407.48 |
| 联合比估计 | 14,334,300 | 4,128,719.14 |
| 分别回归估计 | 13,428,007 | 2,047,706.19 |
| 联合回归估计 | 16,345,462 | 3,558,368.70 |