1-D Boxplot (GPL)

Figure 1. GPL for 1-D box plot
SOURCE: s = userSource(id("Employeedata"))
DATA: salary = col(source(s), name("salary"))
COORD: rect(dim(1))
GUIDE: axis(dim(1), label("Salary"))
ELEMENT: schema(position(bin.quantile.letter(salary)), size(size."50%"))
Figure 2. 1-D boxplot
1-D boxplot