condition mean min max 4 h after light 182.3802 174.8378 187.912 8 h after light 158.78434333333334 88.04413000000001 233.5536 12 h after light 140.62313333333333 105.4517 194.3586 16 h after light 155.608 147.4967 167.8545 4 h after dark 238.74143333333333 204.0921 257.1614 8 h after dark 163.89573333333334 117.9145 207.9947