condition	mean	min	max
4 h after light	10.227833333333333	9.97145	10.61543
8 h after light	9.450963333333334	9.19281	9.644260000000001
12 h after light	7.1285533333333335	6.7317800000000005	7.418010000000001
4 h after dark	6.671130000000001	6.5240800000000005	6.838660000000001
8 h after dark	8.0229	7.87201	8.156239999999999
12 h after dark	9.806993333333333	9.60895	10.07816