| Variables | Abbreviation | Unit | Mean | Std | Min | Max | |
| Yit | New registration of civil automobile | Cars | 10 thousand | 48.62 | 51.11 | 0.19 | 265.64 |
| Xit | Gross domestic product | GDP | 100 million yuan | 16,025.89 | 16,940.02 | 162.04 | 107,671.10 |
| Household consumption level | Consumption | Thousand yuan | 13.65 | 10.65 | 2.30 | 69.44 | |
| Financial added value | Financial | 100 million yuan | 994.82 | 1343.29 | 2.81 | 8881.41 | |
| Urbanization rate | Urban | % | 51.35 | 15.10 | 19.89 | 89.61 | |
| Price index of Automobile cost | Cost | - | 279.92 | 49.97 | 185.80 | 444.75 | |
| Production of automobile | Production | thousand | 528.25 | 700.68 | 0.00 | 3215.80 | |
| Civilian automobile ownership | Ownership | 10 thousand | 339.53 | 392.52 | 5.87 | 2333.73 | |
| The volume of highway freight | Freight | Million tons | 796.60 | 667.82 | 2.01 | 3152.23 | |
| The number of highway passenger | Passenger | Million people | 655.53 | 656.81 | 1.25 | 5565.10 | |
| The proportion of highway | Highway | % | 2.54 | 1.50 | 0.00 | 8.07 | |
| Implementation of automobile consuming incentive policy (dummy variable) | IP | - | 0.33 | 0.47 | 0 | 1 | |
| Implementation of automobile license and purchase restriction policy (dummy variable) | RP | - | 0.06 | 0.24 | 0 | 1 | |