Within the framework of serving the objectives of the National Strategy for the Development of Statistics (NSDS), Qatar Statistics Authority released the 24th. issue of the “Annual Bulletin Of maritime Navigation Statistics”.   The information in this bulletin covers all movements of maritime navigation to and from Doha, Mesaieed, Halul and Ras Laffan ports. Key findings of the bulletin are highlighted in this press release. Numbers of arriving and departing vessels reached highest levels during 2011, where 5353 vessels docked at different Qatari ports. Their gross tonnage amounted to 272.7 million, an increase of 14.8% compared with the preceding year. Net tonnage was 119.0 million, an increase of 16.8% compared with the preceding year. Main types of vessels were oil and gas tankers amounting to 2694 vessels with a tonnage of 230.1 million, an increase of 17.4% compared with 2010 figures. Mesaieed port accounted for the highest share, with2112 vessels docked in, followed by Ras Laffan port with 1944 vessels. Main vessels’ country of registration was Panama with 921 vessels, followed by Marshal Islands with 587 vessels and Liberia with 349 vessels. The following table shows vessels movements to and from the different Qatari ports in terms of numbers, gross and net tonnage for the years 2010 and 2011