condition mean min max 2 h after light 162.7395 150.03 169.946 6 h after light 135.24733333333333 120.832 153.995 10 h after light 119.4725 108.875 140.294 14 h after light 125.99771666666666 97.3053 141.901 18 h after light 138.56783333333334 118.783 155.176 2 h after dark 300.3215 221.346 362.086