Rank	Countries/Territories	Count	Percent
1	China	279	55.5%
2	United States	91	18.1%
3	Japan	31	6.2%
4	India	13	2.6%
5		13	2.6%
6	United Kingdom	13	2.6%
7	Singapore	12	2.4%
8	Iran, Islamic Republic of	8	1.6%
9	Argentina	6	1.2%
10	Germany	6	1.2%
11	Ireland	4	0.8%
12	France	4	0.8%
13	Ukraine	3	0.6%
14	Turkey	2	0.4%
15	Austria	2	0.4%
16	Bulgaria	2	0.4%
17	Canada	2	0.4%
18	Taiwan	2	0.4%
19	Netherlands	2	0.4%
20	Nigeria	2	0.4%
21	Lithuania	2	0.4%
22	Mexico	2	0.4%
23	Mongolia	1	0.2%
24	Thailand	1	0.2%