Scramble social insurance numbers

 

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* Want to scramble sin numbers.

DATA LIST LIST /sin(A11).
BEGIN DATA.
12345678901
12345678901
12345678901
12345678901
12345678901
12345678901
12345678901
12345678901
12345678901
12345678901
END DATA.
LIST.

COMPUTE id=$casenum.
SAVE OUTFILE='data.sav'.

VECTOR rvar(11).
LOOP #cnt=1 TO 11.
- COMPUTE rvar(#cnt)=UNIFORM(1).
END LOOP.

LOOP #cnt = 1 to 11.
- COMPUTE rvar = rvar(#cnt) .
- XSAVE OUTFILE = 'temp.sav' / keep = id rvar.
END LOOP.
EXECUTE.

GET FILE = 'temp.sav' .
RANK VARIABLES= rvar (d) BY id
 /TIES = LOW / RANK INTO rvarrank .

DO IF $casenum=1.
- COMPUTE ind=0.
ELSE.
- COMPUTE ind=MOD(LAG(ind)+1,11).
END IF.

VECTOR  rvar(11).
COMPUTE rvar(ind+1) = rvarrank.
EXECUTE.

AGGREGATE OUTFILE = * /PRESORTED / BREAK = id
 /rvar1 TO rvar11 = MAX(rvar1 TO rvar11).

MATCH FILES /FILE = 'data.sav' /FILE = * /BY id .
EXECUTE.

STRING sin2(A11).
VECTOR rvar=rvar1 TO rvar11.
COMPUTE sin2=SUBSTR(sin,rvar(1),1).
LOOP #cnt=2 TO 11.
- COMPUTE sin2=CONCAT(RTRIM(sin2),SUBSTR(sin,rvar(#cnt),1)).
END LOOP.
EXECUTE.
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