Revenue from North America and Asia Pacific accounted for 48% and 45% of 4Q16 sales, respectively.
| Revenue Breakdown by Region | ||||||||||||||
| Region | 4Q16 | 3Q16 | 2Q16 | 1Q16 | 4Q15 | |||||||||
| North America | 48 | % | 52 | % | 49 | % | 48 | % | 47 | % | ||||
| Asia Pacific | 45 | % | 42 | % | 45 | % | 45 | % | 37 | % | ||||
| Europe | 4 | % | 4 | % | 4 | % | 3 | % | 6 | % | ||||
| Japan | 3 | % | 2 | % | 2 | % | 4 | % | 10 | % | ||||
