Worked MarbleValue(U.S. dollars)December 2020$50,176,737 (23.5%)Sector LeaderItaly $17,630,615 (-2.6%)Year-to-Date 2020$483,977,780 (-1.4%)Sector LeaderItaly $175,251,414 (-17.4%)Volume(metric tons)December 202059,813 (38.2%)Sector LeaderTurkey 26,746 (26.0%)Year-to-Date 2020592,386 (16.6%)Sector LeaderTurkey 277,102 (37.3%)