condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 4 h after dark 0.14339849999999998 0.143116 0.143681 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0