list ,making negative values show blank

[cognos05]

Hi,

I am trying to use two list to set negatvie and positive value for a bar chart .

In the first list i have values like

12
-5
6
-1

I wanted to show blank values if the value in the list is negative .

12

6



Thanks,

[dougp]

I'm confused.  Are you talking about a list or a chart?  Do you have sample data and what you want the chart to look like?