condition mean min max 4 h after light 1.055984 0.562678 1.54929 8 h after light 1.492163 0.261746 2.72258 12 h after light 0.0 0.0 0.0 4 h after dark 1.1833963333333333 0.826309 1.46684 8 h after dark 0.5075233333333333 0.0 1.52257 12 h after dark 0.0 0.0 0.0