Bar chart examples 
main topics 

Simple bar chart of counts

Simple bar chart of a function with one Y

Simple bar chart of a function with multiple Y's

Simple bar chart of a table with one column of values

Clustered bar chart of counts

Clustered bar chart of a function with one Y

Clustered bar chart of a function with multiple Y's

Clustered bar chart of a table with one column of values

Clustered bar chart of a two-way table

Stacked bar chart of counts

Stacked bar chart of a function with one Y

Stacked bar chart of a function with multiple Y's

Stacked bar chart of a table with one column of values

Stacked bar chart of a two-way table

Bar chart with a cumulative frequency scale

Percent scales with clustering and stacking

Bar chart as part of a two graph layout