(MENAFN - Muscat Daily) For the first time in 15 months, Oman has slipped out of the top 100 in the FIFA rankings. According to the latest standings issued by the world governing body on Thursday, Oman has been among the biggest to lose out, dropping 13 places to 108th. Oman's ranking fell sharply after Paul Le Guen's boys exited the 21st Gulf Cup in Bahrain.Oman drew a match and lost twice in the regional showpiece event. The sultanate team managed an unimpressive 328 points from seven matches over a month's time.The latest standing is one of the worst for Oman since the FIFA's ranking system was introduced in 1993. Oman's lowest ever ranking was 117th in July 2003, while its average position has been 87th. Its best ever ranking of 50th was achieved in August 2004. The last time Oman was out of the top 100 was in October 2011 when it was placed 103rd.Earlier that year in March, Oman had fallen to 110th. However, the Red Warriors touched 95 on the rankings in December 2012. Among the nations that took part in the Gulf Cup, tournament runner-up Iraq is at the top on 89th, followed by champion UAE on 103rd, though the ranking was issued before the final match on Friday. Qatar is on 106th, Bahrain on 117th, Saudi Arabia on 118th, Kuwait on 120th and Yemen on 165th.