World Offshore Wind

Offshore wind power installations,
. . . 1,080 megawatts of generating capacity was added in the 1st half of the year.
. . . The world total should exceed 7,100 megawatts, by years end.
Although still small compared with the roughly
. . . 300,000 megawatts of land-based wind power,
. . . offshore capacity is growing at close to 40% a year.

2013-10-30 Source:  Offshore Wind