condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.08791733333333333 0.0 0.263752 9 h after light 0.07091599999999999 0.0 0.111606 12 h after light 0.0656045 0.0 0.262418 3 h after dark 0.29958399999999996 0.0 0.733135 6 h after dark 0.09751366666666667 0.0 0.292541 9 h after dark 0.09417533333333333 0.0 0.282526 12 h after dark 0.18853599999999998 0.137837 0.239235