condition	mean	min	max
4 h after light	6.447826666666667	5.62109	7.78011
8 h after light	8.234336666666668	4.20288	11.1021
12 h after light	10.86521	7.28623	13.4304
4 h after dark	13.8334	11.1664	18.4397
8 h after dark	12.88778	9.41264	15.7652
12 h after dark	9.848356666666668	8.88747	11.6537