[SOLVED] Scatter Column chart ?

I have data organized like this:

Range Value
6-8 5
8-12 1
12-13 2
13-17 6
17-18 7
18-20 9


And I want to do a column chart with a spacing
based on the x-values (like a XY scatter graph). Note that the
intervals are not constant.

is there any ways to do that ?