This utility is to re-size the pops by type in the pop files. It is perfect for scenario mods. Instead of manually doing the brutal work, just input the percentage increase or decrease, select the files to do, and press compile.
Make sure you have an updated version of Java, http://java.com/en/download/manual.jsp
http://filesmelt.com/dl/Pop_Util4.zip OR http://www.mediafire.com/?cqebe9qa4n7v9fy