condition	mean	min	max
4 h after light	23.3329	20.3742	26.2916
8 h after light	26.00205	25.3338	26.6703
12 h after light	20.339199999999998	19.7512	20.9272
4 h after dark	30.633066666666668	29.8228	32.1788
8 h after dark	29.6807	26.843	31.6646
12 h after dark	20.242966666666668	19.8684	20.9004