condition	mean	min	max
4 h after light	33.38191333333333	28.628659999999996	37.86058
8 h after light	32.967686666666665	12.46833	49.980129999999996
12 h after light	18.030383333333333	12.689589999999999	21.259439999999998
16 h after light	15.418183333333333	11.482000000000001	19.68735
4 h after dark	19.96783	15.943729999999999	24.1533
8 h after dark	21.3606	20.6047	22.1134