Rank	Countries/Territories	Count	Percent
1	China	189	34.6%
2	United States	153	28%
3	Germany	35	6.4%
4	Netherlands	35	6.4%
5	Romania	14	2.6%
6	Korea, Republic of	13	2.4%
7	Japan	13	2.4%
8	Russia	11	2%
9	France	9	1.6%
10	Egypt	8	1.5%
11	India	6	1.1%
12	Turkey	5	0.9%
13	United Kingdom	5	0.9%
14	Sweden	4	0.7%
15	Singapore	4	0.7%
16	Nigeria	4	0.7%
17	Taiwan	3	0.5%
18	Australia	3	0.5%
19	Canada	3	0.5%
20	Mexico	3	0.5%
21	Belgium	2	0.4%
22	Cyprus	2	0.4%
23	Denmark	2	0.4%
24	Ghana	2	0.4%
25	Iran, Islamic Republic of	2	0.4%
26	Israel	2	0.4%
27	Slovenia	2	0.4%
28	Panama	2	0.4%
29	Luxembourg	2	0.4%
30	Lao People's Democratic Republic	1	0.2%
31	New Zealand	1	0.2%
32	Turkmenistan	1	0.2%
33	Kazakhstan	1	0.2%
34	Hong Kong	1	0.2%
35	Indonesia	1	0.2%
36	Ethiopia	1	0.2%
37	Bangladesh	1	0.2%