condition mean min max 0 h after light 5.087525 5.01829 5.15676 2 h after light 4.27147 4.18934 4.3536 4 h after light 4.742710000000001 4.69549 4.78993 8 h after light 3.5658250000000002 3.45504 3.67661 12 h after light 7.4324449999999995 6.18563 8.67926 2 h after dark 7.19585 6.73199 7.65971 4 h after dark 7.780515 7.67332 7.88771 8 h after dark 8.155465 6.41412 9.89681 12 h after dark 6.167439999999999 6.16649 6.16839