condition	mean	min	max
4 h after light	7.588984999999999	6.89361	8.28436
8 h after light	5.746969999999999	5.46247	6.03147
12 h after light	7.068994999999999	6.88646	7.25153
4 h after dark	14.314366666666666	13.6415	15.1611
8 h after dark	13.843433333333333	12.7184	14.7307
12 h after dark	10.165896666666667	8.86309	11.5647