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. 2022 May 15;20(5):5333–5348. doi: 10.1007/s13762-022-04241-5

Table 2.

Statistics of various pollutants and AQI in the CPCB dataset

Pollutants →  PM2.5 PM10 NO NO2 NOX NH3 CO SO2 O3 Benzene Toluene
Statistics ↓
Count 24,933 18,391 25,949 25,946 25,346 19,203 27,472 25,677 25,509 23,908 21,490
Mean 67.450 118.127 17.574 28.560 32.309 23.483 2.248 14.531 34.491 3.280 8.700
Std 64.661 90.605 22.785 24.474 31.646 25.684 6.962 18.133 21.694 15.811 19.969
Min 0.040 0.010 0.020 0.010 0.078 0.010 0.253 0.010 0.010 0.063 0.238
25% 28.820 56.255 5.630 11.750 12.820 8.580 0.510 5.670 18.860 0.120 0.600
50% 48.570 95.680 9.890 21.690 23.520 15.850 0.890 9.160 30.840 1.070 2.970
75% 80.590 149.745 19.950 37.620 40.127 30.020 1.450 15.220 45.570 3.080 9.150
Max 949.990 1000.102 390.680 362.210 467.630 352.890 175.818 193.860 257.730 455.03 454.85
Pollutants →  Xylene AQI
Statistics ↓
Count 11,422 24,850
Mean 3.070 166.463
Std 6.323 140.696
Min 0.134 13.000
25% 0.140 81.000
50% 0.980 118.00
75% 3.350 208.00
Max 170.370 2049.00