condition	mean	min	max
4 h after light	4.832066666666666	4.60367	5.1725699999999994
8 h after light	4.831456666666667	4.69879	5.0828
12 h after light	4.7865	4.62637	5.0608
4 h after dark	4.69674	4.59226	4.81594
8 h after dark	4.526886666666667	4.24242	4.71017
12 h after dark	4.67762	4.48498	4.99011