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/*****************************************************/
/* This sample program uses the CBOX and CBORDER     */
/* annotate variables with the Annotate Facility to  */
/* blank out an area so that text and symbols can be */
/* more visible on a graph.                          */
/*****************************************************/

goptions reset=all ftext=swiss;

/* Define a data set for plotting */

data a;
  input MONTH SALES;
  datalines;
1 52
2 16
3 78
4 14
5 26
6 31
7 92
8 19
9 18
10 22
11 84
12 93
;

/* Define an annotate data set */

data anno;

  /* Set the length of variables */
  length function text color $8;

  /* Use the data coordinate system, position above and right aligned */
  /* apply annotation after procedure output                          */
  retain xsys ysys '2' position '1'  when 'a';
  set a;
   
  /* Label the data point */
  function='label'; x=month; y=sales; text=left(put(sales,2.));

  /* Specify a yellow box with a red outline */
  cbox='yellow'; cborder='red'; color='black';
run;

/* Define the symbol to be used */

symbol1 i=j v=dot c=black;
title1 'The CBOX and CBORDER Variables';

/* Define the axis statement */

axis1 offset=(2,2) minor=none;

/* Plot the data using annotate to label the points */

proc gplot data=a;
  plot SALES*MONTH / anno=anno haxis=axis1 vaxis=axis1 noframe;
run;
quit;

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