用sas做分年度分行业回归系数估计时，日志显示如下，系数估计的对吗？是不是没有分行业分年度回归？
NOTE: Interactivity disabled with BY processing.

proc reg data=data5
    outest=accruals_jones0(keep=year indcd bassets dsales bppe)noprint;
    model tac=bassets dsales bppe/noint;
    by year indcd;
run;

谢谢！