condition mean min max 0 h after light 10.020445 8.62049 11.4204 2 h after light 7.511934999999999 7.47474 7.54913 4 h after light 5.10534 4.50625 5.70443 8 h after light 5.13597 4.66464 5.6073 12 h after light 7.651615 7.03535 8.26788 2 h after dark 6.4753799999999995 5.4985 7.45226 4 h after dark 7.47411 7.45378 7.49444 8 h after dark 9.504945 8.88809 10.1218 12 h after dark 8.668055 7.88637 9.44974