condition	mean	min	max
4 h after light	5.041555000000001	4.20382	5.87929
8 h after light	3.64174	3.58182	3.70166
12 h after light	3.741535	3.35314	4.12993
4 h after dark	3.7349266666666665	3.41424	3.98683
8 h after dark	4.498696666666667	4.34533	4.60718
12 h after dark	5.037043333333333	4.36761	5.41712