Select at least one Y column (or a range from at least one Y column). Ideally, select at least two Y columns (or a range of at least two Y columns). If there is an associated X column, X column supplies X values; otherwise, sampling interval of the Y column or row number is used.
Select required data.
From the menu, choose Plot > 3D : XYY 3D Bars.
Click the XYY 3D Bars button on the 3D and Contour Graphs toolbar.
(Installed to the Origin program folder).
The Y value of each data point is represented as the height of a column. Each column has a fixed width and is labeled with its worksheet column name on the Z axis.