159  29  32   12.1
143  30  34   15.1
133  15  15   16.6
130  19  23    9.8
133  19  23    8.4
102  21  26   10.8
 68  26  31   10.1
 74  28  34    6.1
 90  23  28    8.5
 89  25  30    8.1
NaN   0   0    nan