condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.02555125 0.0 0.102205 3 h after dark 0.0 0.0 0.0 6 h after dark 0.02186653333333333 0.0 0.0655996 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0