condition mean min max 1 h after light 6.307018975 6.307018975 6.307018975 3 h after light 4.904555073 4.43072684 5.378383306 5 h after light 4.3562780414999995 4.124838947 4.587717136 7 h after light 5.015376316 4.6659075880000005 5.364845044 9 h after light 5.7008971395 5.345625108999999 6.05616917 11 h after light 7.386219563500001 6.471462561 8.300976566000001 1 h after dark 7.0651055204999995 6.539432253999999 7.5907787870000005 3 h after dark 7.2331765835 6.910179739 7.556173427999999 5 h after dark 6.0822550035 5.79814111 6.366368897 7 h after dark 9.0910017275 8.122437785 10.05956567 9 h after dark 10.38176951 10.10786246 10.65567656 11 h after dark 10.92264649 10.88166836 10.96362462