{
 "hs300": {
  "profit": 0.1,
  "dd": 0.99,
  "avg_ret": 0.0031642199210091906,
  "trades": 140
 },
 "zz500": {
  "profit": 0.1,
  "dd": 0.99,
  "avg_ret": 0.01938911466832723,
  "trades": 213
 },
 "zz1000": {
  "profit": 0.99,
  "dd": 0.07,
  "avg_ret": 0.0032654779781828625,
  "trades": 515
 }
}