condition mean min max 0 h after light 56.908500000000004 54.7871 59.0299 4 h after light 63.331450000000004 52.6287 74.0342 8 h after light 152.2855 141.606 162.965 4 h after dark 187.184 149.148 225.22 8 h after dark 111.1075 103.803 118.412 12 h after dark 60.8973 53.3156 68.479