Each of Apple’s individual business lines is profitable. Last quarter only the iPod experienced negative year-on-year unit growth but still generated a positive sales growth due to higher ASP.
Here is the list of each product line and its y/y sales growth:
Unit Growth, Sales Growth
- iPhone 131%, 124%
- Mac 33%, 27%
- iPod -1%, 12%
- iTunes n/a, 27%
- Periph n/a, 32%
- Software n/a, 1%
Overall sales grew 49%.
A historic perspective for unit growth (iTunes, Peripheral and Software sales growth) is shown in the graph below.