condition	mean	min	max
4 h after light	4.24788	4.21269	4.2828800000000005
8 h after light	4.192456666666667	4.14995	4.22799
12 h after light	4.246466666666667	4.14614	4.42499
4 h after dark	4.163293333333333	4.0883199999999995	4.2632699999999994
8 h after dark	4.23981	4.12764	4.33397
12 h after dark	4.118156666666667	4.059130000000001	4.179069999999999