condition	mean	min	max
4 h after light	4.732425	4.25623	5.20862
8 h after light	4.11642	3.66149	4.57135
12 h after light	4.97672	4.9266	5.02684
4 h after dark	4.3650649999999995	3.62908	5.10105
8 h after dark	4.66169	4.34361	4.97977
12 h after dark	3.7325049999999997	3.41222	4.05279