condition mean min max 0 h after light 91.3553 87.9886 94.722 2 h after light 65.53945 57.6248 73.4541 4 h after light 69.4632 67.0522 71.8742 8 h after light 41.50455 7.5724 75.4367 12 h after light 100.26065 75.3283 125.193 2 h after dark 120.4762 60.3904 180.562 4 h after dark 86.16775 84.5684 87.7671 8 h after dark 161.8585 156.698 167.019 12 h after dark 99.803 97.856 101.75