Using the .csv files obtained in the Yahoo Finance section
Fig. 32 Chosing "Populate database" from the "File" menu.
Making this selection starts a file dialog screen that permits you to indicate where you downloaded the .csv files as explained here . Press the OK button when you selected the directory in question. A console screen reports about the files being loaded and the ones that failed being loaded. You can always correct the stituation and start over again, no data will be duplicated.