Rank	Countries/Territories	Count	Percent
1	China	523	48.2%
2	United States	304	28%
3	Germany	68	6.3%
4	Poland	28	2.6%
5	Japan	23	2.1%
6	France	19	1.8%
7	Netherlands	15	1.4%
8	Iran, Islamic Republic of	14	1.3%
9	Canada	12	1.1%
10	Australia	10	0.9%
11	Greece	9	0.8%
12	Cyprus	8	0.7%
13	Korea, Republic of	8	0.7%
14	Singapore	8	0.7%
15	Russia	5	0.5%
16	Norway	4	0.4%
17	Ukraine	3	0.3%
18	Hong Kong	3	0.3%
19	India	2	0.2%
20	Austria	2	0.2%
21	Argentina	2	0.2%
22	Latvia	2	0.2%
23	Lithuania	2	0.2%
24	Ethiopia	2	0.2%
25	Ireland	2	0.2%
26	Sweden	2	0.2%
27	Taiwan	2	0.2%
28	Philippines	1	0.1%
29	Romania	1	0.1%
30	Mexico	1	0.1%