| City(i) | City(j) | 2012 | 2016 | 2020 |
| Baoji | Shangluo | 0.62 | 1.10 | 3.84 |
| Baoji | Xi’an | 1.82 | 2.62 | 2.15 |
| Baoji | Tianshui | 4.10 | 10.43 | 30.10 |
| Baoji | Xianyang | 0.35 | 0.50 | 4.80 |
| Baoji | Weinan | 0.65 | 2.10 | 5.71 |
| Baoji | Pingliang | 5.34 | 17.66 | 43.54 |
| Baoji | Tongchuan | 0.05 | 0.43 | 0.80 |
| Baoji | Yuncheng | 0.33 | 1.40 | 3.50 |
| Baoji | Qingyang | 0.36 | 2.03 | 6.79 |
| Baoji | Linfen | 0.04 | 0.65 | 1.87 |
| Linfen | Shangluo | 0.15 | 0.00 | 0.01 |
| Linfen | Xi’an | 0.38 | 1.35 | 1.70 |
| Linfen | Baoji | 0.03 | 0.42 | 0.79 |
| Linfen | Tianshui | 0.11 | 0.04 | 0.11 |
| Linfen | Xianyang | 0.00 | 0.57 | 0.54 |
| Linfen | Weinan | 0.24 | 0.00 | 0.01 |
| Linfen | Pingliang | 0.11 | 0.07 | 0.10 |
| Linfen | Tongchuan | 0.00 | 0.08 | 0.29 |
| Linfen | Yuncheng | 0.79 | 0.23 | 0.15 |
| Linfen | Qingyang | 0.02 | 0.00 | 0.01 |
| Pingliang | Shangluo | 0.00 | 0.06 | 0.05 |
| Pingliang | Xi’an | 0.72 | 1.83 | 2.93 |
| Pingliang | Baoji | 1.88 | 6.59 | 12.73 |
| Pingliang | Tianshui | 0.02 | 0.00 | 0.03 |
| Pingliang | Xianyang | 0.71 | 3.54 | 4.13 |
| Pingliang | Weinan | 0.03 | 0.11 | 0.23 |
| Pingliang | Tongchuan | 0.15 | 0.30 | 0.81 |
| Pingliang | Yuncheng | 0.01 | 0.02 | 0.04 |
| Pingliang | Qingyang | 0.23 | 0.33 | 0.32 |
| Pingliang | Linfen | 0.06 | 0.04 | 0.07 |
| Qingyang | Shangluo | 0.02 | 0.00 | 0.00 |
| Qingyang | Xi’an | 0.33 | 0.86 | 1.70 |
| Qingyang | Baoji | 0.15 | 0.83 | 2.36 |
| Qingyang | Tianshui | 0.13 | 0.09 | 0.19 |
| Qingyang | Xianyang | 0.07 | 0.86 | 1.37 |
| Qingyang | Weinan | 0.01 | 0.00 | 0.04 |
| Qingyang | Pingliang | 0.27 | 0.36 | 0.38 |
| Qingyang | Tongchuan | 0.02 | 0.08 | 0.48 |
| Qingyang | Yuncheng | 0.01 | 0.01 | 0.00 |
| Qingyang | Linfen | 0.01 | 0.00 | 0.01 |
| Shangluo | Xi’an | 2.49 | 5.27 | 9.26 |
| Shangluo | Baoji | 0.26 | 0.55 | 1.48 |
| Shangluo | Tianshui | 0.01 | 0.05 | 0.09 |
| Shangluo | Xianyang | 0.30 | 0.76 | 1.15 |
| Shangluo | Weinan | 0.06 | 0.00 | 0.08 |
| Shangluo | Pingliang | 0.00 | 0.08 | 0.07 |
| Shangluo | Tongchuan | 0.12 | 0.06 | 0.38 |
| Shangluo | Yuncheng | 0.03 | 0.06 | 0.00 |
| Shangluo | Qingyang | 0.02 | 0.00 | 0.00 |
| Shangluo | Linfen | 0.10 | 0.00 | 0.01 |
| Tianshui | Shangluo | 0.01 | 0.06 | 0.10 |
| Tianshui | Xi’an | 0.91 | 1.75 | 3.38 |
| Tianshui | Baoji | 2.43 | 5.74 | 13.87 |
| Tianshui | Xianyang | 0.53 | 1.57 | 2.46 |
| Tianshui | Weinan | 0.06 | 0.09 | 0.30 |
| Tianshui | Pingliang | 0.03 | 0.00 | 0.04 |
| Tianshui | Tongchuan | 0.12 | 0.15 | 0.54 |
| Tianshui | Yuncheng | 0.03 | 0.02 | 0.08 |
| Tianshui | Qingyang | 0.18 | 0.13 | 0.26 |
| Tianshui | Linfen | 0.10 | 0.04 | 0.12 |
| Tongchuan | Shangluo | 0.11 | 0.04 | 0.26 |
| Tongchuan | Xi’an | 0.48 | 0.91 | 0.95 |
| Tongchuan | Baoji | 0.02 | 0.14 | 0.21 |
| Tongchuan | Tianshui | 0.08 | 0.09 | 0.31 |
| Tongchuan | Xianyang | 0.00 | 0.47 | 0.03 |
| Tongchuan | Weinan | 0.37 | 0.35 | 1.29 |
| Tongchuan | Pingliang | 0.17 | 0.27 | 0.72 |
| Tongchuan | Yuncheng | 0.08 | 0.15 | 0.39 |
| Tongchuan | Qingyang | 0.02 | 0.06 | 0.36 |
| Tongchuan | Linfen | 0.00 | 0.04 | 0.18 |
| Weinan | Shangluo | 0.15 | 0.00 | 0.15 |
| Weinan | Xi’an | 7.36 | 14.55 | 21.71 |
| Weinan | Baoji | 0.63 | 1.90 | 4.09 |
| Weinan | Tianshui | 0.10 | 0.15 | 0.46 |
| Weinan | Xianyang | 1.03 | 4.71 | 4.71 |
| Weinan | Pingliang | 0.08 | 0.28 | 0.55 |
| Weinan | Tongchuan | 0.91 | 0.95 | 3.53 |
| Weinan | Yuncheng | 0.01 | 0.44 | 0.60 |
| Weinan | Qingyang | 0.02 | 0.00 | 0.08 |
| Weinan | Linfen | 0.36 | 0.00 | 0.02 |
| Xi’an | Shangluo | 86.30 | 157.46 | 300.14 |
| Xi’an | Baoji | 26.35 | 38.92 | 26.92 |
| Xi’an | Tianshui | 22.29 | 47.34 | 91.85 |
| Xi’an | Xianyang | 162.56 | 224.54 | 385.74 |
| Xi’an | Weinan | 109.50 | 238.18 | 380.42 |
| Xi’an | Pingliang | 29.58 | 72.90 | 125.79 |
| Xi’an | Tongchuan | 17.29 | 40.87 | 45.73 |
| Xi’an | Yuncheng | 32.55 | 84.51 | 150.88 |
| Xi’an | Qingyang | 11.36 | 31.17 | 61.37 |
| Xi’an | Linfen | 8.53 | 31.27 | 50.01 |
| Xianyang | Shangluo | 0.87 | 1.42 | 2.88 |
| Xianyang | Xi’an | 13.83 | 14.07 | 29.70 |
| Xianyang | Baoji | 0.43 | 0.46 | 4.63 |
| Xianyang | Tianshui | 1.10 | 2.66 | 5.16 |
| Xianyang | Weinan | 1.31 | 4.83 | 6.35 |
| Xianyang | Pingliang | 2.48 | 8.83 | 13.65 |
| Xianyang | Tongchuan | 0.00 | 1.32 | 0.12 |
| Xianyang | Yuncheng | 0.43 | 2.22 | 3.00 |
| Xianyang | Qingyang | 0.20 | 1.96 | 3.79 |
| Xianyang | Linfen | 0.00 | 0.83 | 1.22 |
| Yuncheng | Shangluo | 0.05 | 0.10 | 0.01 |
| Yuncheng | Xi’an | 1.70 | 4.47 | 9.95 |
| Yuncheng | Baoji | 0.25 | 1.10 | 2.90 |
| Yuncheng | Tianshui | 0.04 | 0.02 | 0.15 |
| Yuncheng | Xianyang | 0.27 | 1.88 | 2.57 |
| Yuncheng | Weinan | 0.00 | 0.39 | 0.69 |
| Yuncheng | Pingliang | 0.03 | 0.04 | 0.12 |
| Yuncheng | Tongchuan | 0.16 | 0.37 | 1.24 |
| Yuncheng | Qingyang | 0.01 | 0.02 | 0.00 |
| Yuncheng | Linfen | 0.93 | 0.28 | 0.28 |