condition	mean	min	max
4 h after light	18.111726666666666	16.23713	20.459670000000003
8 h after light	11.088734666666667	9.530294	12.2903
12 h after light	16.85732	13.727970000000001	20.73837
16 h after light	20.62356	14.7656	32.094120000000004
4 h after dark	31.199966666666665	25.959239999999998	40.01145
8 h after dark	15.904013333333333	11.66719	20.203139999999998