condition	mean	min	max
0 h after light	19.4073	19.3929	19.4217
4 h after light	13.08765	10.8938	15.2815
8 h after light	23.0929	21.8435	24.3423
4 h after dark	14.780450000000002	12.226	17.3349
8 h after dark	15.763349999999999	14.891	16.6357
12 h after dark	14.9598	12.5457	17.3739