Rank
Country
Y2012
(MT)
Y2013
Y2014
Y2015
Y2016
Y2017
World Total
4,581
4,294
5,145
6,241
6,868
8,364
1
China
2,402
2,489
2,717
2,928
3,220
3,195
2
Indonesia
1,957
1,578
2,072
2,326
2,444
2,648
3
France
201
194
107
455
1157
1,805
4
Thai
173
226
39
571
5
India
-
22
220
264
66
6
USA
11
49
60
67