Units: kTons as NO2
| Chinese NO2 Emissions by Sector - 1990 | ||||||||
| Industry | Power | |||||||
| Region | Conv. | Comb. | LPS | Small | Domestic | Transport | Non-Com | Total |
| Beij | 6.13 | 85.00 | 50.62 | 5.97 | 14.64 | 22.06 | 2.08 | 186.50 |
| Chon | 5.33 | 34.74 | 28.17 | 1.51 | 17.56 | 8.91 | 0.14 | 96.36 |
| FUJI | 5.71 | 39.12 | 18.88 | 17.85 | 35.89 | 5.93 | 14.78 | 138.16 |
| GUAH | 6.32 | 130.38 | 27.26 | 58.90 | 21.79 | 51.35 | 20.07 | 316.07 |
| GUAX | 5.14 | 46.22 | 22.40 | 14.58 | 14.96 | 8.70 | 25.62 | 137.62 |
| Guaz | 5.71 | 35.93 | 60.16 | 1.58 | 2.64 | 8.63 | 0.65 | 115.30 |
| Guiy | 5.14 | 11.99 | 0.00 | 33.59 | 2.50 | 0.63 | 0.05 | 53.90 |
| GUIZ | 5.14 | 16.14 | 24.10 | 22.44 | 32.36 | 14.02 | 18.56 | 132.76 |
| HEHE | 9.27 | 658.67 | 297.71 | 240.18 | 131.70 | 69.67 | 63.53 | 1470.73 |
| HUBE | 5.94 | 51.66 | 20.75 | 34.06 | 32.89 | 56.06 | 22.21 | 223.57 |
| HUNA | 5.14 | 31.10 | 28.83 | 47.53 | 36.10 | 23.73 | 29.63 | 202.06 |
| IMON | 6.32 | 107.47 | 51.37 | 107.20 | 30.45 | 10.58 | 19.29 | 332.68 |
| JINU | 6.32 | 405.18 | 111.27 | 122.68 | 64.64 | 28.34 | 20.76 | 759.19 |
| JINX | 5.33 | 29.61 | 19.48 | 48.67 | 18.23 | 19.20 | 21.70 | 162.22 |
| NEPL | 10.26 | 896.20 | 263.43 | 167.44 | 51.44 | 25.71 | 43.07 | 1457.55 |
| Shan | 6.13 | 107.43 | 118.84 | 19.55 | 8.78 | 19.02 | 2.14 | 281.89 |
| Shen | 7.09 | 25.25 | 0.00 | 0.00 | 3.59 | 5.56 | 0.55 | 42.04 |
| SHGA | 8.08 | 144.34 | 39.46 | 81.94 | 24.52 | 13.44 | 23.80 | 335.58 |
| SHND | 7.51 | 94.26 | 190.33 | 64.95 | 28.34 | 27.15 | 34.21 | 446.75 |
| SHNX | 5.14 | 147.50 | 112.85 | 85.70 | 17.20 | 7.80 | 8.56 | 384.75 |
| SICH | 5.71 | 160.94 | 19.04 | 81.99 | 68.97 | 24.43 | 53.89 | 414.97 |
| Taiy | 5.14 | 29.58 | 0.00 | 24.38 | 20.62 | 17.01 | 0.26 | 96.99 |
| Tian | 5.94 | 54.41 | 48.54 | 8.50 | 12.25 | 24.79 | 1.62 | 156.05 |
| WEST | 10.61 | 61.24 | 0.00 | 48.65 | 29.92 | 21.16 | 11.40 | 182.98 |
| Wuha | 5.71 | 73.03 | 16.46 | 76.21 | 10.91 | 6.81 | 1.03 | 190.16 |
| YUNN | 5.14 | 102.22 | 16.11 | 19.91 | 21.97 | 24.19 | 22.41 | 211.95 |
| ZHEJ | 5.33 | 66.57 | 67.09 | 22.07 | 8.85 | 36.01 | 23.46 | 229.38 |
| WHOL | 170.73 | 3646.18 | 1653.15 | 1458.03 | 763.71 | 580.89 | 485.46 | 8758.15 |
| Chinese NOx Emissions by Sector - 1992-93 | ||||||||
|   | Industry | Power | ||||||
| Region | Conv. | Comb. | LPS | Small | Domestic | Transport | Non-Com | Total |
| Beij | 6.88 | 92.60 | 56.32 | 7.87 | 17.77 | 29.03 | 2.09 | 212.57 |
| Chon | 6.06 | 39.19 | 34.93 | -0.30 | 19.48 | 12.37 | 0.14 | 111.88 |
| FUJI | 6.45 | 46.56 | 19.70 | 17.52 | 38.83 | 7.48 | 14.82 | 151.37 |
| GUAH | 7.12 | 149.66 | 32.66 | 63.02 | 22.95 | 65.25 | 20.13 | 360.78 |
| GUAX | 5.82 | 57.55 | 26.85 | 12.64 | 15.76 | 12.81 | 25.70 | 157.14 |
| Guaz | 6.45 | 40.71 | 60.16 | 4.10 | 2.82 | 10.95 | 0.65 | 125.85 |
| Guiy | 5.82 | 12.42 | 0.00 | 31.95 | 2.82 | 0.80 | 0.05 | 53.87 |
| GUIZ | 5.82 | 19.21 | 24.10 | 22.04 | 35.42 | 17.94 | 18.61 | 143.14 |
| HEHE | 10.22 | 746.26 | 357.88 | 224.59 | 144.68 | 93.27 | 63.75 | 1640.64 |
| HUBE | 6.72 | 59.96 | 34.74 | 22.20 | 36.16 | 72.95 | 22.29 | 255.02 |
| HUNA | 5.82 | 36.74 | 40.13 | 43.45 | 39.47 | 32.21 | 29.73 | 227.54 |
| IMON | 7.12 | 107.48 | 63.67 | 97.12 | 33.36 | 16.35 | 19.40 | 344.50 |
| JINU | 7.12 | 444.65 | 134.90 | 120.22 | 68.35 | 41.49 | 20.84 | 837.57 |
| JINX | 6.06 | 36.07 | 22.69 | 48.23 | 19.79 | 25.58 | 21.77 | 180.18 |
| NEPL | 11.28 | 1015.08 | 314.88 | 181.13 | 56.18 | 38.37 | 43.23 | 1660.15 |
| Shan | 6.88 | 111.34 | 145.36 | 14.49 | 9.29 | 24.79 | 2.15 | 314.30 |
| Shen | 7.92 | 28.72 | 0.00 | 0.00 | 4.00 | 7.97 | 0.55 | 49.17 |
| SHGA | 8.99 | 164.10 | 57.49 | 83.55 | 26.58 | 18.53 | 23.88 | 383.11 |
| SHND | 8.35 | 106.72 | 201.95 | 71.83 | 32.46 | 36.65 | 34.33 | 492.29 |
| SHNX | 5.82 | 158.42 | 132.38 | 90.10 | 18.56 | 11.19 | 8.59 | 425.07 |
| SICH | 6.45 | 189.41 | 37.15 | 72.99 | 75.13 | 31.46 | 53.99 | 466.58 |
| Taiy | 5.82 | 38.23 | 8.31 | 21.95 | 22.30 | 22.17 | 0.26 | 119.03 |
| Tian | 6.72 | 57.13 | 57.00 | 13.82 | 13.63 | 32.84 | 1.62 | 182.76 |
| WEST | 11.65 | 74.52 | 0.00 | 46.72 | 32.63 | 27.62 | 11.47 | 204.61 |
| Wuha | 6.45 | 77.17 | 16.46 | 71.44 | 11.87 | 8.75 | 1.03 | 193.18 |
| YUNN | 5.82 | 118.91 | 16.11 | 22.07 | 28.30 | 30.58 | 22.47 | 244.27 |
| ZHEJ | 6.06 | 72.23 | 79.79 | 27.44 | 9.63 | 45.48 | 23.53 | 264.16 |
| WHOL | 191.71 | 4101.02 | 1975.61 | 1432.19 | 838.23 | 774.89 | 487.08 | 9800.72 |
| Chinese NOx Emissions by Sector - 1995 | ||||||||
|   | Industry | Power | ||||||
| Region | Conv. | Comb. | LPS | Small | Domestic | Transport | Non-Com | Total |
| Beij | 7.73 | 100.89 | 63.24 | 9.57 | 21.56 | 38.21 | 2.10 | 243.30 |
| Chon | 6.88 | 44.22 | 39.92 | 0.49 | 21.61 | 17.19 | 0.15 | 130.46 |
| FUJI | 7.30 | 55.41 | 20.10 | 17.62 | 42.02 | 9.43 | 14.86 | 166.74 |
| GUAH | 8.03 | 171.79 | 37.82 | 68.43 | 24.17 | 82.90 | 20.19 | 413.33 |
| GUAX | 6.59 | 71.65 | 28.61 | 13.56 | 16.60 | 18.87 | 25.79 | 181.68 |
| Guaz | 7.30 | 46.14 | 60.16 | 6.72 | 3.02 | 13.88 | 0.65 | 137.87 |
| Guiy | 6.59 | 12.86 | 0.00 | 30.39 | 3.18 | 1.02 | 0.05 | 54.10 |
| GUIZ | 6.59 | 22.86 | 24.10 | 21.65 | 38.77 | 22.96 | 18.66 | 155.59 |
| HEHE | 11.26 | 845.49 | 417.12 | 213.63 | 158.94 | 124.86 | 63.98 | 1835.27 |
| HUBE | 7.61 | 69.60 | 31.86 | 27.29 | 39.75 | 94.92 | 22.36 | 293.39 |
| HUNA | 6.59 | 43.39 | 53.07 | 38.41 | 43.15 | 43.73 | 29.82 | 258.16 |
| IMON | 8.03 | 107.49 | 68.53 | 94.51 | 36.54 | 25.27 | 19.51 | 359.87 |
| JINU | 8.03 | 487.95 | 181.48 | 96.72 | 72.28 | 60.75 | 20.92 | 928.14 |
| JINX | 6.88 | 43.94 | 24.27 | 49.54 | 21.48 | 34.08 | 21.83 | 202.01 |
| NEPL | 12.39 | 1149.73 | 389.45 | 181.55 | 61.35 | 57.27 | 43.39 | 1895.14 |
| Shan | 7.73 | 115.39 | 178.82 | 5.81 | 9.82 | 32.30 | 2.16 | 352.04 |
| Shen | 8.86 | 32.66 | 0.00 | 1.74 | 4.47 | 11.43 | 0.55 | 59.70 |
| SHGA | 10.00 | 186.56 | 76.88 | 86.98 | 28.81 | 25.54 | 23.96 | 438.73 |
| SHND | 9.29 | 120.84 | 224.47 | 69.14 | 37.18 | 49.46 | 34.45 | 544.83 |
| SHNX | 6.59 | 170.16 | 162.93 | 86.37 | 20.03 | 16.06 | 8.63 | 470.76 |
| SICH | 7.30 | 222.91 | 49.68 | 70.39 | 81.84 | 40.51 | 54.09 | 526.72 |
| Taiy | 6.59 | 49.40 | 24.66 | 12.90 | 24.11 | 28.90 | 0.26 | 146.82 |
| Tian | 7.61 | 59.98 | 66.95 | 20.97 | 15.16 | 43.51 | 1.63 | 215.82 |
| WEST | 12.79 | 90.67 | 0.00 | 44.87 | 35.59 | 36.06 | 11.54 | 231.52 |
| Wuha | 7.30 | 81.53 | 16.46 | 66.92 | 12.92 | 11.25 | 1.04 | 197.42 |
| YUNN | 6.59 | 138.34 | 22.85 | 17.63 | 36.45 | 38.65 | 22.53 | 283.04 |
| ZHEJ | 6.88 | 78.37 | 113.20 | 15.77 | 10.49 | 57.44 | 23.61 | 305.75 |
| WHOL | 215.29 | 4620.21 | 2376.63 | 1369.57 | 921.31 | 1036.47 | 488.70 | 11028.17 |
| Chinese NOx Emissions by Sector - 2000 | ||||||||
|   | Industry | Power | ||||||
| Region | Conv. | Comb. | LPS | Small | Domestic | Transport | Non-Com | Total |
| Beij | 9.75 | 119.74 | 82.15 | 11.54 | 31.75 | 66.19 | 2.11 | 323.23 |
| Chon | 8.88 | 56.29 | 49.78 | 5.23 | 26.60 | 33.15 | 0.16 | 180.09 |
| FUJI | 9.32 | 78.47 | 20.71 | 18.03 | 49.20 | 15.01 | 14.95 | 205.69 |
| GUAH | 10.19 | 226.35 | 71.67 | 59.35 | 26.80 | 133.85 | 20.32 | 548.53 |
| GUAX | 8.45 | 111.08 | 32.48 | 15.60 | 18.42 | 40.95 | 25.96 | 252.94 |
| Guaz | 9.32 | 59.24 | 67.71 | 4.74 | 3.46 | 22.33 | 0.66 | 167.46 |
| Guiy | 8.45 | 13.80 | 0.00 | 27.50 | 4.05 | 1.66 | 0.06 | 55.52 |
| GUIZ | 8.45 | 32.38 | 24.10 | 20.88 | 46.44 | 37.61 | 18.75 | 188.61 |
| HEHE | 13.67 | 1085.29 | 517.83 | 221.80 | 191.81 | 223.77 | 64.44 | 2318.61 |
| HUBE | 9.75 | 93.76 | 27.02 | 36.82 | 48.05 | 160.73 | 22.51 | 398.64 |
| HUNA | 8.45 | 60.54 | 65.04 | 44.56 | 51.57 | 80.58 | 30.00 | 340.74 |
| IMON | 10.19 | 107.51 | 77.01 | 90.62 | 43.85 | 60.34 | 19.73 | 409.25 |
| JINU | 10.19 | 587.64 | 217.89 | 112.92 | 80.83 | 130.24 | 21.08 | 1160.79 |
| JINX | 8.88 | 65.20 | 38.17 | 41.77 | 25.30 | 60.49 | 21.96 | 261.77 |
| NEPL | 14.97 | 1474.98 | 573.30 | 183.41 | 73.18 | 127.58 | 43.71 | 2491.13 |
| Shan | 9.75 | 123.95 | 218.54 | 27.78 | 10.99 | 54.85 | 2.18 | 448.04 |
| Shen | 11.06 | 42.24 | 0.00 | 3.47 | 5.56 | 23.50 | 0.55 | 86.38 |
| SHGA | 12.37 | 241.13 | 144.93 | 76.25 | 33.86 | 48.52 | 24.12 | 581.18 |
| SHND | 11.49 | 154.91 | 268.40 | 69.30 | 48.77 | 90.12 | 34.68 | 677.67 |
| SHNX | 8.45 | 196.29 | 233.50 | 79.53 | 23.32 | 33.06 | 8.69 | 582.84 |
| SICH | 9.32 | 308.74 | 68.04 | 74.67 | 97.12 | 67.17 | 54.30 | 679.36 |
| Taiy | 8.45 | 82.50 | 36.84 | 21.02 | 28.20 | 49.09 | 0.26 | 226.36 |
| Tian | 9.75 | 66.13 | 121.63 | 13.88 | 18.77 | 76.36 | 1.64 | 308.16 |
| WEST | 15.41 | 134.24 | 0.00 | 41.39 | 42.34 | 61.46 | 11.68 | 306.52 |
| Wuha | 9.32 | 91.03 | 16.46 | 58.57 | 15.31 | 18.59 | 1.05 | 210.33 |
| YUNN | 8.45 | 187.21 | 26.18 | 19.31 | 60.48 | 61.75 | 22.65 | 386.03 |
| ZHEJ | 8.88 | 92.26 | 160.44 | 26.12 | 12.43 | 91.62 | 23.76 | 415.51 |
| WHOL | 271.61 | 5892.90 | 3159.82 | 1406.06 | 1118.46 | 1870.57 | 491.96 | 14211.38 |