Append text to the HTML file REPORTS. This DATA step writes to the file that is referenced by REPORTS. The PUT statements create an H2 header in the HTML file.

data _null_;
   file reports;
   put "<h2>The preceding output is from PROC REPORT.";
   put "It doesn't repeat the name of the country on every line.";
   put "This report uses the default style.</h2>";
run;