Standard Origin does not have a skip lines feature in its ASCII import routine. This is something that a user could program with Origin 5.0 Professional. Within Standard Origin there are a number of post-import features that you might find useable:

�The Speed Mode option for Graphs under Format:Page allows you to set the number of points to display in a graph - which will automatically determine the number of points to skip for all datasets on a page. �The Skip Points option for Graphs under Format:Plot allows you to set a specific frequency (number of points to skip) for each dataset in a layer. �The Extract Worksheet Data option for Worksheets under Analysis:Extract Worksheet Data... allows you to programmatically create subsets of your data using the LabTalk scripting language. Here is a sample script written for the Extract Worksheet Data dialog that extracts specific rows of data:

mod((i-3),5)==0