According to the news that appeared in “El Vigía” dated January 5th, 2011 (attached) the world container ship fleet grew by 9,1% in 2010, so the January 1st, 2011 consisted of 4,849 units with a total capacity of 14.8 million TEUs, according to statistics published regularly by Alphaliner.
The top 20 shipowners have been the main cause of this increase, since they have increased their operational capacity by 14% in the last 12 months.