condition mean min max 4 h after light 0.6796425 0.585141 0.774144 8 h after light 0.8197685 0.158027 1.48151 12 h after light 1.1875200000000001 1.02403 1.35101 4 h after dark 1.1025965 0.855653 1.34954 8 h after dark 1.429675 1.18351 1.67584 12 h after dark 0.9066285000000001 0.832257 0.981