condition	mean	min	max
4 h after light	4.89523	4.863169999999999	4.91982
8 h after light	4.986149999999999	4.92319	5.06004
12 h after light	4.8733933333333335	4.75568	5.0083400000000005
4 h after dark	4.98073	4.84732	5.185630000000001
8 h after dark	5.043306666666667	4.90407	5.222230000000001
12 h after dark	5.00211	4.951630000000001	5.02934