condition	mean	min	max
4 h after light	16.26115	14.2053	18.317
8 h after light	30.4045	28.1187	32.6903
12 h after light	30.66585	13.5393	47.7924
4 h after dark	42.4537	39.9661	44.9413
8 h after dark	43.939499999999995	41.7835	46.0955
12 h after dark	40.374900000000004	25.751	54.9988