Freedom of the Press 2015
According to the report on the freedom of the press in 2015 published by the Freedom House North Korea, Turkmenistan and Uzbekistan top the list of worst of the worst in the freedom of the press.
On the interactive map published by the Freedom House you can check each country individually. Each country and territory receives a numerical score from 0 (the most free) to 100 (the least free), which serves as the basis for a status designation of Free, Partly Free, or Not Free.
You can find a complete report here: FreedomofthePress_2015_FINAL
More information about the report can be found here: https://freedomhouse.org/report/freedom-press/freedom-press-2015#.VU4hpNhd5Hg
Source, Pdf and photo: Freedom House