condition	mean	min	max
4 h after light	6.614179999999999	6.51561	6.71275
8 h after light	6.36655	6.22664	6.50646
12 h after light	10.18445	10.132	10.2369
4 h after dark	13.2955	13.0409	13.5225
8 h after dark	10.195843333333332	9.56623	10.6833
12 h after dark	9.470336666666666	8.36782	10.211