condition mean min max 3 h after light 85.57943333333333 80.416 88.1901 6 h after light 86.19723333333333 69.361 98.5083 9 h after light 99.2627 95.3161 105.657 12 h after light 89.968075 80.037 102.161 3 h after dark 93.4119 90.8128 96.5441 6 h after dark 73.99943333333333 64.3191 86.9344 9 h after dark 60.621633333333335 50.9555 66.1697 12 h after dark 64.23644999999999 56.6559 71.817