This graph shows the percentage of words you recalled on all three tasks

Amazing! Your memory for the first list did not seem to suffer by learning the second list. In other words, you did not show any retroactive interference.

Your performance is typical in that recall was better on the first try than on the second try. Learning of the second list of word pairs made recalling the first list harder. This is an example of retroactive interference since later information interfered with recall of earlier information.