So if you add up all of these percentages, it should add up to 100%. And not only do they tell us that they sold 18%, but the slice of this pie should be 18% of the area of the entire pie. It is literally 18% of the pie. If you were to eat this slice, you would have eaten 18% of the pie. Now with that out of the way, let's think about their questions. What are the best and the worst months for cruise sales? So the best month is obviously the month where they sell, where they have the largest or the largest percentage of their tickets were sold.