condition mean min max 0 h after light 0.6460319999999999 0.645456 0.646608 4 h after light 0.241305 0.164418 0.318192 8 h after light 0.32390399999999997 0.31929 0.328518 4 h after dark 0.39682649999999997 0.318213 0.47544 8 h after dark 0.957559 0.953541 0.961577 12 h after dark 0.39584800000000003 0.161147 0.630549