| Minimum | Maximum | Mean | Standard Deviation |
CH4 (ppmv) O3 (ppmv) NO2 (ppmv) CO2 (ppmv) | 1730.918 54.501 127.516 380.139 | 1773.787 58.556 135.695 392.186 | 1746.193 56.939 132.473 386.944 | 12.500 1.300 3.519 4.208 |