condition mean min max 4 h after light 79.45948000000001 79.212117 79.706843 8 h after light 107.2490185 93.672043 120.825994 12 h after light 138.531677 104.096984 172.96637 4 h after dark 96.303353 94.660028 97.946678 8 h after dark 104.3494015 99.924371 108.774432 12 h after dark 112.931248 112.931248 112.931248