condition mean min max 0 h after light 0.109782 0.109684 0.10988 4 h after light 0.4470395 0.0 0.894079 8 h after light 0.220167 0.217031 0.223303 4 h after dark 0.0 0.0 0.0 8 h after dark 0.1089355 0.0 0.217871 12 h after dark 0.0535755 0.0 0.107151