Rank	Countries/Territories	Count	Percent
1	China	167	39.6%
2	United States	104	24.6%
3	Romania	16	3.8%
4	Germany	16	3.8%
5	Japan	16	3.8%
6	Netherlands	12	2.8%
7	Hong Kong	7	1.7%
8	Australia	7	1.7%
9	Spain	6	1.4%
10	Italy	6	1.4%
11	Slovenia	5	1.2%
12	Norway	5	1.2%
13	Singapore	5	1.2%
14	Israel	5	1.2%
15	Ireland	4	0.9%
16	India	4	0.9%
17	Belgium	4	0.9%
18	South Africa	4	0.9%
19	France	3	0.7%
20	Argentina	2	0.5%
21	Canada	2	0.5%
22	Bangladesh	2	0.5%
23	Iran, Islamic Republic of	2	0.5%
24	Guyana	2	0.5%
25	Latvia	2	0.5%
26	Mexico	2	0.5%
27	United Kingdom	2	0.5%
28	Trinidad and Tobago	2	0.5%
29	Turkey	2	0.5%
30	Viet Nam	2	0.5%
31	Ukraine	1	0.2%
32	Sweden	1	0.2%
33	Slovakia	1	0.2%
34	Egypt	1	0.2%