{"used":"Yes","metal":"plat","coef":0.633,"age":"0","sex":"M"} {"used":"Yes","metal":"gold","coef":0.575,"age":"0","sex":"M"} {"used":"Yes","metal":"silver","coef":0.538,"age":"0","sex":"M"} {"used":"Yes","metal":"bronze","coef":0.464,"age":"0","sex":"M"} {"used":"Yes","metal":"cat","coef":0.463,"age":"0","sex":"M"} {"used":"Yes","metal":"plat","coef":0.11,"age":"1","sex":"M"} {"used":"Yes","metal":"gold","coef":0.09,"age":"1","sex":"M"} {"used":"Yes","metal":"silver","coef":0.075,"age":"1","sex":"M"} {"used":"Yes","metal":"bronze","coef":0.051,"age":"1","sex":"M"} {"used":"Yes","metal":"cat","coef":0.05,"age":"1","sex":"M"}