There are some anomalies : for example , Gibraltar is listed as being outside the EU with the code EO21 ; while French Guiana is listed twice , once in France as FR930 and once in South America as AS13 .
Some are not easily classified : for example , Gibraltar is listed as being outside the EU with the code EO21 ; while French Guiana is listed twice , once in France as FR930 and once in South America as AS13 .