condition mean min max 0 h after light 0.1550355 0.154897 0.155174 4 h after light 0.07636 0.0 0.15272 8 h after light 49.9585 45.3611 54.5559 4 h after dark 5.94625 5.17238 6.72012 8 h after dark 0.15384 0.0 0.30768 12 h after dark 0.0773445 0.0 0.154689