condition	mean	min	max
1 h after light	3.4551105159999995	1.7773080819999998	5.13291295
3 h after light	6.790381880666667	3.857396828	8.626920755
5 h after light	8.941826568333333	5.248412117	12.38806914
7 h after light	10.145878874	4.813897652	13.32766639
9 h after light	11.21432411	9.50993565	13.72437736
11 h after light	13.752420376666667	9.30859979	17.46636303
1 h after dark	18.22721285	16.19552976	21.77576737
3 h after dark	16.77403564666667	14.5746408	19.06854763
5 h after dark	14.76710047	13.11959145	16.19983725
7 h after dark	13.190621466666666	12.35959089	13.84886537
9 h after dark	14.53875137	13.5068579	15.83414365
11 h after dark	12.702310496666666	11.43746268	14.012870499999998