Martinique and Canada. See List of airports in Martinique. Fort-de-France is the major harbor. The island has regular ferry service to Guadeloupe, Dominica, St. Lucia, Les Saintes and Marie Galante. There are also several local ferry companies that connect Fort-de-France with Pointe du Bout. The road network is extensive and well-maintained, with freeways in the area around Fort-de-France. Buses run frequently between the capital and St. Pierre. The country code top-level domain for Martinique is .mq, but .fr is often used instead. The country code for international dialling is 596. The entire island uses a single area code (also 596) for
Martinique of the cargo and provides 40% of the island's total revenue. Additionally the government charges an "annual due" of 1–2.5% and a value added tax of 2.2–8.5%. Tourism has become more important than agricultural exports as a source of foreign exchange. In 2000, the island hosted 500,000 tourists, and the tourism industry employed 7% of the total workforce. Roughly 16% of the total businesses on the island (some 6,000 companies) provide tourist-related services. Martinique's main and only airport with commercial flights is Martinique Aimé Césaire International Airport. It serves flights to and from Europe, the Caribbean, Venezuela, the United States,