condition mean min max 3 h after light 53.954233333333335 48.6541 62.1754 6 h after light 64.0386 54.7268 70.6205 9 h after light 59.7718 52.7572 67.7122 12 h after light 63.43115 52.1212 76.5868 3 h after dark 95.4852 89.7172 99.822 6 h after dark 74.7655 68.2729 84.0217 9 h after dark 63.26573333333333 57.7616 73.2414 12 h after dark 64.15795 59.9263 68.3896