The biggest chunk of their revenue came from iPhone sales, accounting for 52.11% of the total. Services Revenue, which includes things like the App Store and Apple Music, contributed 19.81%. The sales of Wearables, Home, and Accessories made up 10.46%, while Mac and iPad sales contributed 10.19% and 7.43%, respectively. So, iPhones are the most important part of their business, showing that they are doing really well in the smartphone market.