condition	mean	min	max
4 h after light	26.902900000000002	25.8514	27.9544
8 h after light	9.619055	8.21181	11.0263
12 h after light	3.43589	3.24079	3.63099
4 h after dark	1.67574	1.67392	1.67756
8 h after dark	1.578565	1.42066	1.73647
12 h after dark	7.053155	6.56686	7.53945