Your link does not seems to work for me, but after a small Wikipedia research : https://en.wikipedia.org/wiki/List_of_countries_by_sex_ratio

On another note, the ratio for Arabic countries in the peninsula are quite fucked up. If you see the TV show "Generation Kill" from HBO, the character played by James Ranson has a theory, which is quite interesting watching the numbers : there would not be a single war if there was enough women in the Arabic Peninsula.