Rank	Countries/Territories	Count	Percent
1	United States	496	38.7%
2	China	411	32.1%
3	Germany	167	13%
4	Japan	32	2.5%
5	Netherlands	24	1.9%
6	Russia	24	1.9%
7	France	21	1.6%
8	Korea, Republic of	20	1.6%
9	Portugal	11	0.9%
10	Singapore	11	0.9%
11	Hong Kong	10	0.8%
12	Cyprus	7	0.5%
13	Argentina	6	0.5%
14	Canada	5	0.4%
15	Turkey	5	0.4%
16	Italy	4	0.3%
17	Israel	3	0.2%
18	Australia	3	0.2%
19	Bosnia and Herzegovina	2	0.2%
20	Mauritius	2	0.2%
21	Ghana	2	0.2%
22	United Kingdom	2	0.2%
23	Thailand	2	0.2%
24	South Africa	2	0.2%
25	Spain	2	0.2%
26	Sweden	2	0.2%
27	Switzerland	1	0.1%
28	Taiwan	1	0.1%
29	Saudi Arabia	1	0.1%
30	Ireland	1	0.1%
31	Brazil	1	0.1%
32	Bulgaria	1	0.1%