Re: st: labels on bar graphs

[Richard Goldstein <richgold@ix.netcom.com>]

Thanks to all who replied -- none of the responses were perfect ;-)

Svend's comes closest; however, the idea of using -contract- and then 
reloading the data prior to dozens of graphs is not very appealing.

Thanks again,

Rich

Svend Juul wrote:

> Rich wrote:
>
> I need to produce a sizable number of bar graphs for a client. The
> client wants the y-axis to be labeled as, e.g., "15%" rather than as,
> e.g., .15. The range of proportions for these graphs varies quite a bit
> (from a max of less than .05 to a max of over .2) so I don't want to
> force them all to be the same.
>
> After seeing a graph, it is easy enough to use the ylabel option to get
> what I want. Given that I am generally willing to live with Stata's
> automatic choice of tick marks, is there a way to automatically get
> labels in the form I want (e.g., "15%") rather than the way Stata wants
> (e.g., .15)?
>
> ======================================================================
>
> You could -contract- the dataset, determine the maximum percent, and
> create a macro containing a label corresponding to that. Here is an
> example:
>
> -------------------------------------------------------------
> sysuse auto , clear
> contract rep78 , percent(pct) nomiss
> local pmax = r(max)/r(sum)
>
> if `pmax' < .05 {
>    local ylab `" 0 " 0% " 1 " 1% " 2 " 2% " 3 " 3% " 4 " 4% " 5 " 5% "
> "'
> }
> else if `pmax' < .10 {
>    local ylab `" 0 " 0% " 2 " 2% " 4 " 4% " 6 " 6% " 8 " 8% " 10 " 10% "
> "'
> }
> else if `pmax' < .20 {
>    local ylab `" 0 " 0% " 5 " 5% " 10 " 10% " 15 " 15% " 20 " 20% " "'
> }
> else  {
>    local ylab `" 0 " 0% " 10 " 10% " 20 " 20% " 30 " 30% " 40 " 40% " 50
> " 50% " "'
> }
>
> graph bar pct , over(rep78) ylabel(`ylab')
> -------------------------------------------------------------
>
> Hope this helps
> Svend
>
> __________________________________________
>
> Svend Juul
> Institut for Folkesundhed, Afdeling for Epidemiologi
> (Institute of Public Health, Department of Epidemiology)
> Vennelyst Boulevard 6
> DK-8000  Aarhus C, Denmark
> Phone:  +45 8942 6090
> Home:   +45 8693 7796
> Email:  sj@soci.au.dk
> __________________________________________ 
*
*   For searches and help try:
*   http://www.stata.com/support/faqs/res/findit.html
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/