The Label Widget can be configured like any rich text editor, with font type, size, style, color, alignment, bullet lists, hyperlinks, …
The text content can include placeholders that will be replaced by Parameter values, see Label Parameters
All data needed in the label can be bond from the data source.
You can bind as much field from your data source in your widget and use them with specific placeholders to get the data displayed : } where x is the field number.
i.e : If you add 3 fields and want to display the third one, you will write in the text editor : }
You can use format option in the right menu to format the data you get. (i.e. number of digit for numeric value)
All results will be displayed in a comma seperated text.