| Number | Mean | Standard deviation | Minimum | Maximum |
Tertiary industry added value growth rate | 24 | 4.23 | 2.93 | 1.20 | 12.69 |
GDP growth rate per capita | 24 | 2.98 | 1.73 | 1.11 | 6.49 |
Growth rate of urban population | 24 | 0.38 | 0.29 | 0.02 | 0.79 |
Household disposable income growth rate | 24 | 2.61 | 1.21 | 1.09 | 4.74 |
Growth rate of total imports and exports of goods | 24 | 5.57 | 4.38 | 1.26 | 13.40 |
Growth rate of the proportion of employees in the tertiary industry | 24 | 0.49 | 0.25 | 0.02 | 0.92 |
Growth rate of college graduates | 24 | 2.13 | 2.71 | −0.07 | 7.65 |