condition mean min max 0 h after light 76.54755 73.143 79.9521 2 h after light 54.268649999999994 50.5053 58.032 4 h after light 47.838300000000004 45.0636 50.613 8 h after light 45.90035 41.1251 50.6756 12 h after light 63.5783 60.8027 66.3539 2 h after dark 71.9425 70.2396 73.6454 4 h after dark 70.77645 70.3509 71.202 8 h after dark 85.88045 83.8363 87.9246 12 h after dark 85.3579 84.8153 85.9005