condition	mean	min	max
4 h after light	0.722556	0.505796	0.895776
8 h after light	0.7317572333333333	0.0547007	1.31341
12 h after light	0.552539	0.309992	0.794701
4 h after dark	1.50323	1.44946	1.53337
8 h after dark	1.254321	0.969703	1.52953
12 h after dark	1.24631	1.17082	1.33257