condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.0611298 0.0601242 0.0621354 8 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.1504006 0.0605652 0.240236 12 h after dark 0.0 0.0 0.0