| Index | Variable | Number of observations | Average | Standard deviation | Maximum | Minimum |
| Input indicators | Related legislation and policy documents on water resource tax reform (copy) | 70 | 11 | 7 | 29 | 5 |
| Non-agricultural taxpayer online measurement control rate (%) | 70 | 94.87 | 3.28 | 99.42 | 90.58 | |
| Water saving capital investment (ten thousand yuan) | 70 | 139274.80 | 102205.75 | 311111.00 | 12902.00 | |
| Number of water licenses issued (sets) | 70 | 3845.90 | 2107.92 | 8285.00 | 441.00 | |
| Output indicators | Water consumption per 10,000 yuan of GDP (100 million cubic meters) | 70 | 59.13 | 47.85 | 178.67 | 12.96 |
| Groundwater consumption (100 million cubic meters) | 70 | 48.79 | 41.52 | 116.00 | 4.40 | |
| Water resource tax revenue (100 million yuan) | 70 | 19.03 | 8.72 | 32.53 | 3.27 | |
| Water consumption per capita (100 million cubic meters) | 70 | 354.32 | 260.84 | 966.42 | 181.75 |