Rank	Countries/Territories	Count	Percent
1	China	562	48.6%
2	United States	320	27.7%
3	Germany	75	6.5%
4	Poland	28	2.4%
5	Japan	24	2.1%
6	France	22	1.9%
7	Netherlands	15	1.3%
8	Iran, Islamic Republic of	14	1.2%
9	Canada	12	1%
10	Singapore	11	1%
11	Australia	10	0.9%
12	Greece	9	0.8%
13	Cyprus	8	0.7%
14	Korea, Republic of	8	0.7%
15	Russia	5	0.4%
16	Norway	4	0.3%
17	Ukraine	3	0.3%
18	Ireland	3	0.3%
19	Hong Kong	3	0.3%
20	India	2	0.2%
21	Austria	2	0.2%
22	Brazil	2	0.2%
23	Argentina	2	0.2%
24	Ethiopia	2	0.2%
25	Latvia	2	0.2%
26	Lithuania	2	0.2%
27	Sweden	2	0.2%
28	Taiwan	2	0.2%
29	Philippines	1	0.1%
30	Romania	1	0.1%
31	Mexico	1	0.1%