condition mean min max 0 h after light 0.561432 0.463513 0.659351 4 h after light 0.4122825 0.369506 0.455059 8 h after light 0.46416999999999997 0.391396 0.536944 4 h after dark 0.535522 0.420918 0.650126 8 h after dark 0.35909749999999996 0.357158 0.361037 12 h after dark 0.325647 0.322061 0.329233