condition mean min max 0 h after light 3.1780150000000003 3.03886 3.31717 2 h after light 2.64238 2.46947 2.81529 4 h after light 3.263395 2.79131 3.73548 8 h after light 5.333505000000001 5.17936 5.48765 12 h after light 10.39413 9.24166 11.5466 2 h after dark 11.497635 9.88887 13.1064 4 h after dark 10.267900000000001 6.8423 13.6935 8 h after dark 9.270575000000001 9.24318 9.29797 12 h after dark 3.56348 3.31603 3.81093