2009 (first phase)
June-July 2009 (Pre-launch)
July 6, 2009 - December 18, 2009
2017 (second phase)
2016-2017 (pre-launch)
2016-2017 (pre-launch)
January 27, 2017 - March 3, 2017; July 3, 2017 - July 17, 2017
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