| Region | 2016 | 2017 | 2018 | 2019 | 2020 | Average |
Xi’an metropolitan area | Xi’an | 1.046 | 1.188 | 1.105 | 1.111 | 1.193 | 1.129 |
Xianyang | 1.137 | 0.427 | 0.687 | 0.668 | 0.579 | 0.700 | |
Tongchuan | 0.932 | 0.791 | 0.330 | 0.825 | 0.458 | 0.667 | |
Weinan | 0.513 | 1.010 | 0.741 | 1.125 | 1.073 | 0.892 | |
Yang ling | 1.043 | 0.413 | 0.296 | 0.261 | 0.213 | 0.445 |