Investor Name	Invest Money	Lead Investor	Propotion

Announced Date	Round	Money Raised	Investors
Oct 12, 2006	Series A	$ 20M	Khosla Ventures,Kleiner Perkins,etc.	Detail
Feb 7, 2008	Series Unknown	$ 2.35M		Detail
Jun 26, 2010	Series D	$ 133M	Cosan S.A.,Procter & Gamble Company,etc.	Detail
Aug 14, 2008	Series B	$ 21M	DAG Ventures,Khosla Ventures,etc.	Detail
Sep 19, 2007	Series B	$ 70M	DAG Ventures,Khosla Ventures,etc.	Detail
Oct 1, 2009	Series C	$ 41.75M	Khosla Ventures,Kleiner Perkins,etc.	Detail
Dec 1, 2009	Grant	$ 24.30M		Detail