Rank	Countries/Territories	Count	Percent
1	United States	556	40.2%
2	China	505	36.5%
3	Germany	97	7%
4	France	32	2.3%
5	Japan	25	1.8%
6	Korea, Republic of	16	1.2%
7	India	12	0.9%
8	Netherlands	12	0.9%
9	Australia	11	0.8%
10	Canada	11	0.8%
11	Hong Kong	10	0.7%
12	United Kingdom	10	0.7%
13	Spain	9	0.7%
14	Singapore	8	0.6%
15	Ireland	6	0.4%
16	Russia	6	0.4%
17	Switzerland	6	0.4%
18	Sweden	5	0.4%
19	Turkey	5	0.4%
20	Iran, Islamic Republic of	5	0.4%
21	Brazil	4	0.3%
22	Macao	3	0.2%
23	United Arab Emirates	3	0.2%
24	South Africa	3	0.2%
25	Philippines	3	0.2%
26	Poland	2	0.1%
27	Thailand	2	0.1%
28	Syrian Arab Republic	2	0.1%
29	Malaysia	2	0.1%
30	Mexico	2	0.1%
31	Indonesia	2	0.1%
32	Argentina	2	0.1%
33	Cyprus	2	0.1%
34	Mongolia	1	0.1%
35	Taiwan	1	0.1%
36	Kenya	1	0.1%
37	Viet Nam	1	0.1%