condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.01763335 0.0 0.0352667 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.008465733333333334 0.0 0.0253972 12 h after dark 0.0 0.0 0.0