The researchers were able to identify the country of origin for 232 objects, with the largest percentage being from Japan at 33.6%. China was next at 32.3% followed by South Korea at 9.9%. Next on the list was the U.S. at 6.5%, Taiwan at 5.6% and Canada at 4.7%. Together, these six countries accounted for over 92% of the identifiable trash found in the North Pacific Garbage Patch.