Diameter,Age 1,27 3.2,76 3.9,18 4.5,52 5.2,38 5.6,27 6.4,67 7.7,66 9,56 11,110 13.2,56 14.3,10 19,81 23,148 2.3,38 3.3,26 4,24 4.6,25 5.3,56 5.7,64 6.7,27 7.8,36 10,60 11.2,42 13.8,134 16.3,139 20,96 27,152 2.4,22 3.5,28 4.2,44 4.7,69 5.4,54 5.8,76 7.2,76 8.2,57 10.3,132 12,105 14,106 17,64 20.6,124 3,56 3.6,30 4.4,44 5,31 5.5,25 6,78 7.5,31 8.5,38 10.7,40 12.5,122 14.1,88 17.3,136 22,139