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Re: st: a beginner graph help


From   Ulrich Kohler <[email protected]>
To   [email protected]
Subject   Re: st: a beginner graph help
Date   Tue, 6 May 2003 10:00:17 +0200

What about:

. contract year drug, freq(n)
. separate n, by(drug)
. graph n1 n2 n3 year, c(lll) sort

(not tested)

regards 
uli

Giulio Rizzoli wrote:
> Dear Sir
> I have stata7.
> I have this table with the yearly frequence of use of the variable drug= 1
> or 2 or 3 (labelled AA BB CC)
> .label value drug drugf
> .table opy drug
> year	AA	BB	CC
> ____________________
> 1970	8
> 1971	4
> 1973	1
> 1974	8
> 1975	19
> 1976	27
> 1977	34
> 1978	29
> 1979	26
> 1980	9
> 1981	16
> 1982	8
> 1983	3	2
> 1984	1	6
> 1985		9
> 1986		18
> 1987		5
> 1988		1
> 1989		1
> 1990		7	1
> 1991		9
> 1992		6	8
> 1993			11
> 1994			20
> 1995		1	30
> 1996		1	40
> 1997		1	56
> 1998			65
> 1999			24
> 2000		1	5
> 2001			20
> 2002			36
> _________________________
>
> Question: how can I produce a line plot of the frequences of AA BB CC
> across years with a different line  for each ?
>            Giulio Rizzoli
>
>
> *
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-- 
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