Bar and Column plots always treat the X axis as categories, not as numbers. The axis limits that are listed correspond to the row numbers in the data window. To plot a subset of the original data, you would need to make a selection in the data window before creating the plot.
KaleidaGraph is a thoughtfully designed graphing and data analysis application for research scientists, as well as for those in business and engineering fields. It produces publication-quality graphs, and easily converts the most complex data into a functional display.