condition mean min max 0 h after light 254.2775 253.752 254.803 2 h after light 178.2 166.489 189.911 4 h after light 158.817 155.303 162.331 8 h after light 74.75825 72.2171 77.2994 12 h after light 60.90005 60.3897 61.4104 2 h after dark 61.665 53.0196 70.3104 4 h after dark 78.95495 76.0404 81.8695 8 h after dark 160.494 159.893 161.095 12 h after dark 266.283 253.93 278.636