Table A1.
Description statistics of input–output variables (2013–2015).
| Category | Variables | 2013 | 2014 | 2015 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean | SD | Max | Min | Mean | SD | Max | Min | Mean | SD | Max | Min | ||
| PH | NoD | 559.86 | 320.66 | 1256.00 | 169.00 | 586.57 | 366.17 | 1405.00 | 171.00 | 868.29 | 560.36 | 1626.00 | 175.00 |
| NoN | 620.57 | 223.32 | 1066.00 | 295.00 | 645.57 | 244.72 | 1165.00 | 299.00 | 1560.86 | 1157.02 | 3240.00 | 328.00 | |
| NoOMP | 217.14 | 94.56 | 363.00 | 94.00 | 310.86 | 213.84 | 667.00 | 95.00 | 355.71 | 249.91 | 815.00 | 101.00 | |
| NoAAOB | 2040.86 | 1211.66 | 3841.00 | 549.00 | 2178.43 | 1271.57 | 4165.00 | 598.00 | 2376.57 | 1497.98 | 4989.00 | 698.00 | |
| NoOEV | 1,583,595.43 | 1,310,464.21 | 3,513,216.00 | 73,244.00 | 1,857,237.43 | 1,591,916.68 | 4,285,597.00 | 93,461.00 | 2,187,820.71 | 1,853,284.48 | 4,829,868.00 | 110,391.00 | |
| NoDP | 75,648.71 | 53,985.43 | 158,426.00 | 6553.00 | 88,139.57 | 64,529.73 | 176,898.00 | 8760.00 | 94,864.57 | 71,565.41 | 195,593.00 | 9667.00 | |
| NoSOI | 26,225.71 | 21,879.51 | 54,725.00 | 892.00 | 32,217.43 | 26,407.06 | 71,308.00 | 1312.00 | 34,674.00 | 28,571.04 | 77,946.00 | 1524.00 | |
| BOR | 105.99 | 16.34 | 130.07 | 82.43 | 109.12 | 15.91 | 140.13 | 87.62 | 103.81 | 18.71 | 140.11 | 74.80 | |
| MRoI | 1.03 | 0.54 | 1.43 | 0.39 | 1.05 | 0.57 | 1.91 | 0.36 | 1.04 | 0.56 | 1.88 | 0.39 | |
| NoMD | 16.00 | 19.40 | 48.00 | 1.00 | 38.43 | 47.72 | 136.00 | 1.00 | 51.00 | 30.63 | 98.00 | 11.00 | |
| MH | NoD | 378.33 | 188.52 | 724.00 | 142.00 | 427.83 | 225.24 | 836.00 | 151.00 | 448.00 | 244.07 | 900.00 | 164.00 |
| NoN | 546.58 | 332.67 | 1109.00 | 158.00 | 688.75 | 398.12 | 1564.00 | 305.00 | 752.42 | 464.75 | 1805.00 | 323.00 | |
| NoOMP | 167.75 | 68.99 | 311.00 | 67.00 | 162.08 | 60.45 | 261.00 | 54.00 | 173.92 | 83.67 | 386.00 | 64.00 | |
| NoAAOB | 996.75 | 453.16 | 1759.00 | 467.00 | 1070.08 | 557.69 | 2388.00 | 498.00 | 1232.92 | 807.19 | 3350.00 | 498.00 | |
| NoOEV | 704,016.92 | 567,613.12 | 2,275,892.00 | 147,964.00 | 763,964.25 | 592,834.91 | 2,298,258.00 | 148,587.00 | 842,138.00 | 642,011.47 | 2,314,905.00 | 184,662.00 | |
| NoDP | 39,792.00 | 24,311.46 | 84,019.00 | 13,093.00 | 44,367.17 | 30,035.10 | 115,482.00 | 13,650.00 | 48,287.67 | 35,511.95 | 142,465.00 | 13,416.00 | |
| NoSOI | 10,859.25 | 6867.98 | 23,372.00 | 2380.00 | 11,823.42 | 8611.21 | 32,269.00 | 2108.00 | 14,015.50 | 10,394.95 | 40,048.00 | 2531.00 | |
| BOR | 106.22 | 16.60 | 136.45 | 74.43 | 104.67 | 13.38 | 126.10 | 79.03 | 100.34 | 10.31 | 113.20 | 83.07 | |
| MRoI | 0.88 | 0.54 | 1.76 | 0.20 | 0.88 | 0.56 | 1.87 | 0.10 | 0.91 | 0.60 | 1.94 | 0.10 | |
| NoMD | 29.17 | 26.76 | 82.00 | 1.00 | 34.17 | 33.71 | 115.00 | 1.00 | 41.08 | 35.45 | 105.00 | 2.00 | |
| OH | NoD | 295.67 | 93.43 | 452.00 | 146.00 | 297.67 | 88.91 | 420.00 | 181.00 | 317.00 | 79.56 | 416.00 | 187.00 |
| NoN | 448.50 | 101.99 | 575.00 | 276.00 | 494.17 | 117.12 | 676.00 | 346.00 | 511.33 | 89.83 | 639.00 | 413.00 | |
| NoOMP | 134.50 | 51.54 | 245.00 | 83.00 | 153.83 | 31.47 | 193.00 | 111.00 | 138.50 | 42.72 | 198.00 | 97.00 | |
| NoAAOB | 850.00 | 184.81 | 1193.00 | 630.00 | 890.67 | 203.82 | 1296.00 | 652.00 | 927.50 | 176.87 | 1296.00 | 794.00 | |
| NoOEV | 440,459.83 | 87,654.22 | 590,961.00 | 323,152.00 | 484,304.50 | 199,808.36 | 721,723.00 | 191,235.00 | 503,293.67 | 192,961.04 | 801,667.00 | 247,233.00 | |
| NoDP | 25,620.33 | 10,981.27 | 44,043.00 | 13,992.00 | 29,703.33 | 13,458.20 | 55,468.00 | 14,688.00 | 30,149.83 | 12,670.13 | 54,310.00 | 17,021.00 | |
| NoSOI | 4781.33 | 3142.49 | 10,354.00 | 839.00 | 5186.17 | 3814.95 | 12,418.00 | 753.00 | 5953.83 | 3814.79 | 12,315.00 | 581.00 | |
| BOR | 97.69 | 11.14 | 114.77 | 83.44 | 103.06 | 13.41 | 118.88 | 79.36 | 97.60 | 16.88 | 115.00 | 68.69 | |
| MRoI | 1.23 | 0.35 | 1.53 | 0.45 | 1.27 | 0.26 | 1.52 | 0.72 | 1.24 | 0.28 | 1.44 | 0.66 | |
| NoMD | 23.25 | 21.85 | 61.00 | 1.00 | 58.50 | 106.53 | 316.00 | 1.00 | 39.12 | 21.34 | 65.00 | 6.00 | |