3-D Bar Chart (GPL)

Figure 1. GPL for 3-D bar chart

* Open sample file Employee Data.sav.
GGRAPH
  /GRAPHDATASET NAME="graphdataset" VARIABLES=jobcat gender salary
  /GRAPHSPEC SOURCE=INLINE.
BEGIN GPL
  SOURCE: s=userSource(id("graphdataset"))
  DATA: jobcat=col(source(s), name("jobcat"), unit.category())
  DATA: gender=col(source(s), name("gender"), unit.category())
  DATA: salary=col(source(s), name("salary"))
  COORD: rect(dim(1,2,3))
  SCALE: linear(dim(3), include(0))
  GUIDE: axis(dim(3), label("Mean Salary"))
  GUIDE: axis(dim(2), label("Gender"))
  GUIDE: axis(dim(1), label("Job Category"))
  ELEMENT: interval(position(summary.mean(jobcat*gender*salary)))
END GPL.