condition	mean	min	max
4 h after light	1.458615	1.16451	1.75272
8 h after light	1.68209	1.45845	1.90573
12 h after light	1.524675	1.28029	1.76906
4 h after dark	2.12766	1.37396	2.61159
8 h after dark	2.17033	1.95323	2.5401
12 h after dark	1.5426133333333334	1.48583	1.60386