condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.10986533333333333 0.0 0.174852 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.07087600000000001 0.0 0.212628 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0