In this dialog you can specify the sort order of data. To specify the sort order you have following options:
Select the field for sorting. The second field is only available with field type boolean and time/date/datetime.
Select the sorting method.
"Sort Options" button is available for two sorting types: specific sort order and order by summary. This enables you to specify sort properties of this both orders.
A group name field can be used to give a name to group items (e.g. bar). The default is the group field, but it can be any other database or formula field. The value of group name field will be displayed in the legend, on the catagory axis and on chart item, depends on chart configuration.