Stkcd [证券代码] -
Trdynt [交易年度] -
NCSKEW_Mdeq [NCSKEW（分市场等权平均法）] - NCSKEW即负收益偏态系数。
NCSKEW_Mdos [NCSKEW（分市场流通市值平均法）] -
NCSKEW_Mdtl [NCSKEW（分市场总市值平均法）] -
NCSKEW_Cmdeq [NCSKEW（综合市场等权平均法）] -
NCSKEW_Cmdos [NCSKEW（综合市场流通市值平均法）] -
NCSKEW_Cmdtl [NCSKEW（综合市场总市值平均法）] -
DUVOL_Mdeq [DUVOL（分市场等权平均法）] - DUVOL即上下波动比率。
DUVOL_Mdos [DUVOL（分市场流通市值平均法）] -
DUVOL_Mdtl [DUVOL（分市场总市值平均法）] -
DUVOL_Cmdeq [DUVOL（综合市场等权平均法）] -
DUVOL_Cmdos [DUVOL（综合市场流通市值平均法）] -
DUVOL_Cmdtl [DUVOL（综合市场总市值平均法）] -
