condition mean min max 4 h after light 0.489116 0.228267 0.749965 8 h after light 0.6627965 0.602926 0.722667 12 h after light 0.684993 0.56198 0.808006 4 h after dark 0.6860366666666666 0.499755 0.793421 8 h after dark 0.7399490000000001 0.588323 0.926513 12 h after dark 0.9825906666666667 0.759843 1.27096