Rank	Countries/Territories	Count	Percent
1	United States	518	36.2%
2	China	451	31.5%
3	Germany	104	7.3%
4	Singapore	102	7.1%
5	France	39	2.7%
6	Japan	38	2.7%
7	India	30	2.1%
8	Canada	19	1.3%
9	Cyprus	12	0.8%
10	Hong Kong	11	0.8%
11	Russia	11	0.8%
12	United Kingdom	10	0.7%
13	Korea, Republic of	8	0.6%
14	Netherlands	8	0.6%
15	Pakistan	8	0.6%
16	Taiwan	6	0.4%
17	Sweden	6	0.4%
18	Australia	6	0.4%
19	Ireland	5	0.3%
20	Argentina	4	0.3%
21	Egypt	4	0.3%
22	Romania	4	0.3%
23	Turkey	4	0.3%
24	Ukraine	4	0.3%
25	Iran, Islamic Republic of	3	0.2%
26	Brazil	2	0.1%
27	Switzerland	2	0.1%
28	Latvia	2	0.1%
29	Malaysia	2	0.1%
30	Mauritius	1	0.1%
31	Mexico	1	0.1%
32	Mongolia	1	0.1%
33	Puerto Rico	1	0.1%
34	New Zealand	1	0.1%
35	Austria	1	0.1%
36	Czech Republic	1	0.1%
37	Italy	1	0.1%
38	Indonesia	1	0.1%