Rank	Countries/Territories	Count	Percent
1	China	588	38%
2	United States	555	35.9%
3	Germany	167	10.8%
4	Spain	45	2.9%
5	India	31	2%
6	Russia	25	1.6%
7	Netherlands	17	1.1%
8	France	17	1.1%
9	Italy	14	0.9%
10	Japan	14	0.9%
11	Singapore	12	0.8%
12	Canada	8	0.5%
13	Cyprus	6	0.4%
14	United Kingdom	6	0.4%
15	Norway	5	0.3%
16	Sweden	4	0.3%
17	Australia	4	0.3%
18	Iran, Islamic Republic of	4	0.3%
19	Ireland	3	0.2%
20	Hong Kong	3	0.2%
21	Switzerland	3	0.2%
22	Trinidad and Tobago	2	0.1%
23	Ukraine	2	0.1%
24	Korea, Republic of	2	0.1%
25	Latvia	2	0.1%
26	Brazil	2	0.1%
27		2	0.1%
28	Argentina	1	0.1%
29	Mongolia	1	0.1%
30	Taiwan	1	0.1%
31	Pakistan	1	0.1%