condition	mean	min	max
4 h after light	22.656380000000002	19.51716	26.23992
8 h after light	10.583357000000001	7.073641	13.120510000000001
12 h after light	13.1941	10.90525	16.02982
16 h after light	18.10409333333333	12.330119999999999	23.1028
4 h after dark	19.75381666666667	18.59211	20.43017
8 h after dark	13.149701	9.798213	18.07752