condition	mean	min	max
4 h after light	4.753256666666667	4.68404	4.88692
8 h after light	4.87129	4.668480000000001	5.18142
12 h after light	4.620523333333334	4.5494	4.75194
4 h after dark	4.6944300000000005	4.67117	4.73549
8 h after dark	4.835719999999999	4.449409999999999	5.25974
12 h after dark	4.700433333333334	4.56329	4.9518