condition	mean	min	max
4 h after light	5.013255	4.28716	5.73935
8 h after light	4.31682	4.17803	4.45561
12 h after light	4.251075	4.14464	4.35751
4 h after dark	4.344376666666666	3.66045	4.69666
8 h after dark	4.8691233333333335	4.36864	5.37802
12 h after dark	5.42811	5.26558	5.6959