condition	mean	min	max
4 h after light	13.457049999999999	11.5772	15.3369
8 h after light	9.017685	8.86388	9.17149
12 h after light	7.528219999999999	7.28342	7.77302
4 h after dark	10.10937	8.09081	12.2194
8 h after dark	17.337033333333334	16.2168	17.9663
12 h after dark	15.783166666666666	13.6777	19.4802