你好，为什么你说不能安装sax12呢？相关的报错信息是什么呢？

我点及命令search for sax12，然后就出现下面内容，不知道怎么安装
search for sax12                                          (manual:  [R] search)
-------------------------------------------------------------------------------

Search of official help files, FAQs, Examples, SJs, and STBs

SJ-12-2 st0255  . . . . .  Menu-driven X-12-ARIMA seasonal adjustment in Stata
        . . . . . . . . . . . . . . . . . . . . . . . . . .  Q. Wang and N. Wu
        (help sax12del, sax12diag, sax12im, sax12 if installed)
        Q2/12   SJ 12(2):214--241
        provides menu-driven X-12-ARIMA seasonal-adjustment

Web resources from Stata and other users

(contacting http://www.stata.com)

1 package found (Stata Journal and STB listed first)
----------------------------------------------------

st0255 from http://www.stata-journal.com/software/sj12-2
    SJ12-2 st0255.  Menu-driven X-12-ARIMA seasonal adjustment... /
    Menu-driven X-12-ARIMA seasonal adjustment in Stata / by Qunyong Wang,
    Institute of Statistics and Econometrics, / Nankai University / Na Wu,
    Economics School, Tianjin University of Finance / and Economics / Support:

(click here to return to the previous screen)

(end of search)

stata没有报错，但是我不知道怎么安装

请问下，你知道怎么安装吗，以及命令是什么吗，感谢解惑，毕业论文要用