durable age quant
0       57.7    236
0.7     50.9    283
0       48.5    207
0       41.7    220
0       47.7    238
0       59.8    216
0       44.3    284
3.7     45.1    221
0       51.7    275
3.0     50      269
10.4    46.8    207
0       58      249
0       58.9    246
0       40      277
1.5     34.1    231
0       39.9    219
0       33.4    240
3.5     48.1    266
6.1     46.6    214
0       53.1    251