condition	mean	min	max
4 h after light	5.22812	5.0954	5.2983400000000005
8 h after light	5.434563333333333	5.36351	5.52762
12 h after light	5.468036666666666	5.40216	5.5714
4 h after dark	5.5605899999999995	5.40515	5.727119999999999
8 h after dark	5.39315	5.32191	5.49286
12 h after dark	5.299663333333333	5.19699	5.50453