| 变量 | 变量描述 | 样本量 | 均值 | 标准差 | 最大值 | 最小值 | 
| happiness | 幸福感 | 394 | 6.64 | 1.817 | 10 | 1 | 
| lninc | 收入 | 394 | 10.291 | 1.24 | 14.221 | 4.605 | 
| healthy | 健康状况 | 394 | 3.67 | 1.003 | 5 | 1 | 
| region | 地区 | 394 | 1.708 | 0.822 | 3 | 1 | 
| aged | 年龄 | 394 | 46.462 | 18.592 | 92 | 18 | 
| sex | 性别 | 394 | 0.449 | 0.498 | 1 | 0 | 
| marry | 婚姻 | 394 | 0.662 | 0.473 | 1 | 0 | 
| party | 政治面貌 | 394 | 0.094 | 0.292 | 1 | 0 | 
| census register | 户籍 | 394 | 0.569 | 0.496 | 1 | 0 | 
| house property | 房产 | 394 | 1.688 | 0.464 | 2 | 1 | 
| edu | 教育 | 394 | 10.589 | 4.466 | 20 | 0 |