Turkey's trade deficit in December shrank 30 percent year-on-year to $6.12 billion and for 2015 as a whole fell 25.5 percent to $63.14 billion, the Customs and Trade Ministry said on Saturday. Exports fell 10.14 percent to $11.73 billion in December, and imports fell 18.11 percent to $17.84 billion, the data showed. For 2015 as a whole, exports fell 8.56 percent to $143.9 billion, while imports fell 14.5 percent to $207.1 billion.