condition	mean	min	max
3 h after light	6.571545416666667	0.600865	16.132
7 h after light	7.926682	0.515247	18.288
11 h after light	9.74484075	0.770349	21.5414
2 h after dark	10.141871	0.370813	23.2291
6 h after dark	6.38290825	0.421615	12.6464
10 h after dark	6.13775025	0.679579	12.9546