condition mean min max 0 h after light 4.521655 4.1845 4.85881 2 h after light 7.33778 5.35418 9.32138 4 h after light 6.300425000000001 6.17114 6.42971 8 h after light 5.005955 3.76339 6.24852 12 h after light 14.4468 13.0337 15.8599 2 h after dark 14.2361 11.9649 16.5073 4 h after dark 19.6212 19.6138 19.6286 8 h after dark 8.158875 6.8313 9.48645 12 h after dark 4.43896 3.88989 4.98803