| Characteristic | Apple | Barnes & Noble | Amazon | Samsung | Others | Asus | Lenovo |
|---|---|---|---|---|---|---|---|
| - | - | - | - | - | - | - | - |
| - | - | - | - | - | - | - | - |
| - | - | - | - | - | - | - | - |
| - | - | - | - | - | - | - | - |
| - | - | - | - | - | - | - | - |
| - | - | - | - | - | - | - | - |
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Sources
Release date
October 2013
Region
Worldwide
Survey time period
3rd quarter 2011 to 3rd quarter 2013
Citation formats









