condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.03435133333333334 0.0 0.103054 4 h after dark 0.0 0.0 0.0 8 h after dark 0.22598866666666664 0.0 0.677966 12 h after dark 0.05294633333333334 0.0 0.158839