This sub-template handles one "column" of data (zero and positive numbers only) to produce a bar for display inside a barchart table.

No more than eight numbers are accepted as unnamed parameters
Colors are named color1, color2, color3, and so on, up to eight colors.
Labels are named label1, label2, label3, and so on, up to eight labels.
A scale number may be specified. If so, the bar size in pixels becomes scale times data.

The template call must be enclosed within a table.

Examples:
Default scale = 1
{| <!------ begin table ------>

{{Data bars/averages/column
|20|color1=red|label1=Cherries
|32|color2=yellow|label2=Bananas
|64|color3=green|label3=Apples
|48|color4=blue|label4=Berries
}}

|} <!------ end table ------>
164
Cherries
Bananas
Apples
Berries
Specified scale = 0.001
{| <!------ begin table ------>

{{Data bars/averages/column
|scale = 0.001
|20000|color1=red|label1=Cherries
|32000|color2=yellow|label2=Bananas
|64000|color3=green|label3=Apples
|48000|color4=blue|label4=Berries
}} 

|} <!------ end table ------> 
164000
Cherries
Bananas
Apples
Berries