condition	mean	min	max
4 h after light	13.127329999999999	11.02237	15.235629999999999
8 h after light	13.674806666666667	10.15423	18.23861
12 h after light	16.99518	15.6218	18.69255
16 h after light	18.225273333333334	14.011339999999999	25.69391
4 h after dark	27.13854333333333	22.31148	33.75523
8 h after dark	12.793516666666667	11.26928	15.196439999999999