| 2002 | 2013 | |||||
| Migrant | Urban | M-U | Migrant | Urban | M-U | |
| Lnwage rate | 0.861 | 1.524 | −0.663 | 2.442 | 2.608 | −0.166 |
| Exp. | 26 | 29 | −3 | 28 | 29 | −1 |
| Age | 34 | 40 | −6 | 37 | 41 | −4 |
| Education category | ||||||
| Primary school | 25.3% | 3.6% | 21.7% | 13.9% | 4.5% | 9.4% |
| Junior high school | 54.7% | 26.7% | 28.0% | 51.6% | 26.0% | 25.6% |
| Senior high school | 17.7% | 37.5% | −19.8% | 22.4% | 30.4% | −8.0% |
| College | 2.3% | 32.3% | −30.0% | 12.1% | 39.0% | −26.9% |
| Health | 91.3% | 68.1% | 23.2% | 86.5% | 82.2% | 4.3% |
| Party | 3.3% | 29.1% | −25.8% | 4.4% | 20.7% | −16.3% |
| Female | 43.4% | 44.2% | −0.8% | 41.3% | 44.5% | −3.2% |
| Han race | 91.6% | 95.9% | −4.3% | 95.2% | 95.2% | 0.0% |
| Industry category | ||||||
| Manufacturing | 4.6% | 3.3% | 1.3% | 8.8% | 4.9% | 3.9% |
| Construction | 9.7% | 25.7% | −16.0% | 17.1% | 14.5% | 2.6% |
| Retail/Catering | 47.6% | 12.2% | 35.4% | 35.9% | 17.6% | 18.3% |
| Service | 21.7% | 11.8% | 9.9% | 17.5% | 18.5% | −1.0% |
| Other | 15.7% | 47.0% | −31.3% | 20.7% | 44.6% | −23.9% |
| Ownership category | ||||||
| Public sector | 7.0% | 66.7% | −59.7% | 8.8% | 40.6% | −31.8% |
| Private sector | 11.6% | 13.8% | −2.2% | 39.2% | 32.5% | 6.7% |
| Self-employment | 73.1% | 9.1% | 64.0% | 44.3% | 18.8% | 25.5% |
| Other | 8.4% | 10.5% | −2.1% | 7.7% | 8.1% | −0.4% |
| Region category | ||||||
| East | 36.8% | 39.0% | −2.2% | 43.0% | 41.9% | 1.1% |
| Central | 34.6% | 34.2% | 0.4% | 39.5% | 35.0% | 4.5% |
| West | 28.7% | 26.8% | 1.9% | 17.5% | 23.1% | −5.6% |
| Observations | 3278 | 9545 | 1217 | 9531 | ||