condition	mean	min	max
4 h after light	5.686303333333333	5.656000000000001	5.730659999999999
8 h after light	5.755653333333333	5.65099	5.82875
12 h after light	5.51044	5.39821	5.58135
4 h after dark	5.5963899999999995	5.57193	5.613919999999999
8 h after dark	5.55982	5.52948	5.58631
12 h after dark	5.6767433333333335	5.54173	5.83932