# sa8a

    // Usage: pl -gif sa8a.htm

    //  do areadef with X scaled in years, using proc areadef
    #proc areadef
    rectangle: 1 1 4 1.5
    xscaletype: date
    xrange: 010198 123101
    yrange: 3.0 6.0

    //  do year X axis using proc xaxis
    #proc xaxis
    stubs: inc 1 year
    stubformat: yyyy
    ticlen: 0 0.2
    location: min-0.18
    axisline: none
    stubslide: 180(s)

    //  do another X axis to show quarters, using proc xaxis
    #proc xaxis
    stubs: inc 3 month
    stubformat: Q
    tics: none
    stubdetails: adjust=0,+0.05
    stubslide: 45(s)

    //  now, if we want to plot data expressed in quarter year notation, we must change units.
    // See also the quarters example.
    #proc defineunits
    axis: x
    units: date nqyy