-- requires the CPI sample data from
-- charts.zip on http://dbentrance.com/

plot 
  very light blue area, light blue line, xlabels
  with
    comment ""
    comment "This is an area chart drawn with a line"
    comment "(Try 'flipping' this with area_color_override.sql)"
select
  average, average, year from CPI
  where  1949 < year and year < 1980;