condition	mean	min	max
1 h after light	15.353770959999999	15.14903536	15.55850656
3 h after light	14.91861585	10.62110944	17.26962987
5 h after light	15.644484949999999	13.68670583	16.85767285
7 h after light	18.09747478	15.04617633	19.82442206
9 h after light	14.295304034666666	9.010151524	19.42689631
11 h after light	13.02370965	10.61420654	16.68978753
13 h after light	17.32734736	14.63398801	18.68072824
15 h after light	13.192640873333334	10.18056593	15.73542342
1 h after dark	15.866833876666666	11.69410675	19.91292529
3 h after dark	17.016973033333333	15.27847742	18.16155484
5 h after dark	17.43199394333333	12.69271465	20.92237385
7 h after dark	12.621338806666667	6.51444056	15.75555388