condition	mean	min	max
4 h after light	7.90916	3.92123	12.588
8 h after light	5.363583333333334	2.07681	8.28086
12 h after light	6.57603	4.03699	9.6027
4 h after dark	7.4577366666666665	4.51141	9.46899
8 h after dark	7.448036666666667	5.97757	8.40753
12 h after dark	11.36967	9.13751	14.719