Rank	Countries/Territories	Count	Percent
1	China	280	34.4%
2	United States	267	32.8%
3	Germany	86	10.6%
4	Romania	49	6%
5	Korea, Republic of	21	2.6%
6	Japan	19	2.3%
7	Singapore	12	1.5%
8	India	9	1.1%
9	Iran, Islamic Republic of	6	0.7%
10	Ireland	6	0.7%
11	Hong Kong	6	0.7%
12	France	6	0.7%
13	Australia	6	0.7%
14	Netherlands	6	0.7%
15	Mexico	5	0.6%
16	Argentina	4	0.5%
17	Cyprus	3	0.4%
18	Russia	3	0.4%
19	Poland	3	0.4%
20	United Kingdom	3	0.4%
21	Yemen	2	0.2%
22	South Africa	2	0.2%
23	Canada	2	0.2%
24	Indonesia	2	0.2%
25	Israel	1	0.1%
26	Malaysia	1	0.1%
27	Egypt	1	0.1%
28	Georgia	1	0.1%
29	Spain	1	0.1%
30	Mongolia	1	0.1%
31	Norway	1	0.1%