condition mean min max 0 h after light 0.0678725 0.0 0.135745 4 h after light 0.34069950000000004 0.267197 0.414202 8 h after light 0.068967 0.0 0.137934 4 h after dark 0.0 0.0 0.0 8 h after dark 0.1340155 0.133453 0.134578 12 h after dark 0.133847 0.132373 0.135321