Table 2. Summary statistics of the periods January-June 2019 and January-June 2020 for each data type.
| Descriptors | January-June 2019 | January-June 2020 | |
|---|---|---|---|
| Nitrogen_dioxide | Mean (SD) | 36.69 (30.85) | 26.03 (25.35) |
| Median [Min,Max] | 27.0 [0.0, 328] | 17.0 [0.0, 326] | |
| Ultrav._rad. | Mean (SD) | 15.83 (30.27) | - |
| Median [Min,Max] | 1.0 [0.0, 199] | - | |
| Wind_speed | Mean (SD) | 1.41 (1.11) | 1.31 (1.05) |
| Median [Min,Max] | 1.14 [0.0, 8.75] | 1.05 [0.0, 8.97] | |
| Wind_direction | Mean (SD) | 167.80 (105.72) | 140.82 (98.35) |
| Median [Min,Max] | 182.0 [0.0, 359] | 135.0 [0.0, 359] | |
| Temperature | Mean (SD) | 13.38 (8.09) | 13.63 (7.6) |
| Median [Min,Max] | 12.5 [-55.0, 47.3] | 12.6 [-55.0, 44.6] | |
| Humidity | Mean (SD) | 48.73 (21.60) | 60.76 (22.77) |
| Median [Min,Max] | 47.0 [-25, 100] | 62.0 [-25, 100] | |
| Pressure | Mean (SD) | 943.3 (34.91) | 940.62 (63.28) |
| Median [Min,Max] | 945.0 [0.0, 962.0] | 945.0 [0.0, 1073.0] | |
| Solar_irradiance | Mean (SD) | 220.73 (301.06) | 191.95 (279.83) |
| Median [Min,Max] | 11.0 [0.0, 1103.0] | 9.0 [0.0, 1113.0] | |
| Precipitation | Mean (SD) | 0.03 (0.41) | 0.03 (0.27) |
| Median [Min,Max] | 0.0 [0.0, 30.4] | 0.0 [0.0, 13.5] | |
| Intensity | Count_non_zero | 885863 (59.98%) | 892197 (60.09%) |
| Mean (SD) | 245.69 (402.73) | 161.45 (313.33) | |
| Median [Min,Max] | 63.0 [0.0, 6348.0] | 34.19 [0.0, 6588.0] | |
| Occupation | Count_non_zero | 845031 (57.21%) | 822652 (55.41%) |
| Mean (SD) | 3.96 (6.36) | 2.57 (4.9) | |
| Median [Min,Max] | 0.95 [0.0, 100.0] | 0.42 [0.0, 99.0] | |
| Load | Count_non_zero | 881500 (59.68%) | 884950 (59.60%) |
| Mean (SD) | 11.65 (14.91) | 7.85 (11.75) | |
| Median [Min,Max] | 4.0 [0.0, 100.0] | 2.2 [0.0, 100.0] | |
| Average_speed | Count_non_zero | 233415 (15.8%) | 223052 (15.0%) |
| Mean (SD) | 4.39 (13.28) | 4.04 (12.96) | |
| Median [Min,Max] | 0.0 [0.0, 96.5] | 0.0 [-127.0, 127.0] |