(1) Open CTRIO Workbench.
(2) Press <Pulse Profiles>. This pulls up the Pulse Profile Tables dialog.
(3) Press <Add...>. This pulls up the Edit Pulse Profile dialog.
(4) In the Profile Type pane, click on "Free Form".
(5) Notice the <Import> button on the bottom right... press it.
Notice in the resultant window that it says, "Import file data should be formatted as comma separated pairs, one per line, and contain a maximum of 256 steps". Then it gives an example of the syntax:
Count_1,Freq_1
Count_2,Freq_2
...etc.