condition	mean	min	max
4 h after light	21.876520000000003	20.00158	23.157320000000002
8 h after light	30.617156666666666	24.55573	40.90775
12 h after light	19.619196666666667	12.85886	31.64517
16 h after light	29.12182	20.82091	40.736999999999995
4 h after dark	52.99483	46.73318	60.88349
8 h after dark	24.19887	15.22078	30.065929999999998