Androidベースのタブレット型PCではAmazonの一人勝ちか？

下記の記事が出ている。

　Report: Amazon dominates Android tablets, US-based Kindle Fires alone are 33% of global devices
　TNW: 28 January, 2013
　http://thenextweb.com/mobile/2013/01/28/report-amazon-dominates-android-tablets-us-based-kindle-fires-alone-are-33-of-global-devices/

　Kindle Fire dominates Android tablet market share
　Gant Daily: January 28, 2013
　http://gantdaily.com/2013/01/28/kindle-fire-dominates-android-tablet-market-share/

[追記：2013年1月30日]

収益のほうは良くないようだ。関連記事を追加する。

　Amazon announces lower profits in 'transition' period
　BBC: 29 January, 2013
　http://www.bbc.co.uk/news/business-21255234

　Amazon.com posts lower 4th-quarter net income, revenue misses estimates but stock climbs
　Washington Post: January 30, 2013
　http://www.washingtonpost.com/business/technology/amazoncom-posts-lower-4th-quarter-net-income-misses-estimates-shares-up/2013/01/29/33d9c32c-6a5a-11e2-9a0b-db931670f35d_story.html