condition	mean	min	max
4 h after light	5.01658	5.00795	5.02988
8 h after light	4.92421	4.71739	5.1494800000000005
12 h after light	5.02681	4.76614	5.2546
4 h after dark	4.9838000000000005	4.939780000000001	5.0434
8 h after dark	5.023563333333334	4.80147	5.36488
12 h after dark	5.255836666666667	4.92933	5.65763