This book about the economy of Gambia from the 1970s to the 2010s. Source data from UN Data. Size. In the 2010s, the gross domestic product of Gambia was equal to $1.5 billion per year; the value of agriculture was $359.3 million. Since the share in the world is less than .01%, the country is classified as a micro economy. Productivity. In the 2010s, the gross domestic product per capita was $719.0, the value of agriculture per capita...