condition	mean	min	max
4 h after light	20.17732	19.117520000000003	21.932
8 h after light	18.449566666666666	10.6828	32.90587
12 h after light	36.089690000000004	33.38824	39.960440000000006
16 h after light	41.231100000000005	39.42411	44.806470000000004
4 h after dark	38.990973333333336	36.61515	41.92197
8 h after dark	23.000413333333334	15.354989999999999	29.03525