Rank	Countries/Territories	Count	Percent
1	United States	493	38.2%
2	China	392	30.4%
3	Germany	98	7.6%
4	Singapore	58	4.5%
5	Japan	50	3.9%
6	France	43	3.3%
7	Netherlands	31	2.4%
8	Canada	11	0.9%
9	Cyprus	10	0.8%
10	Korea, Republic of	10	0.8%
11	Australia	9	0.7%
12	Russia	8	0.6%
13	United Kingdom	8	0.6%
14	Hong Kong	7	0.5%
15	India	7	0.5%
16	Ukraine	6	0.5%
17	South Africa	5	0.4%
18	Romania	5	0.4%
19	Iran, Islamic Republic of	4	0.3%
20	Bangladesh	4	0.3%
21	Taiwan	3	0.2%
22	Lithuania	3	0.2%
23	Mauritius	2	0.2%
24	Pakistan	2	0.2%
25	Jordan	2	0.2%
26	Mongolia	2	0.2%
27	United Arab Emirates	2	0.2%
28	Brazil	2	0.2%
29	Chile	2	0.2%
30	Egypt	2	0.2%
31	Ireland	2	0.2%
32	Hungary	2	0.2%
33	Argentina	1	0.1%
34	Italy	1	0.1%
35	Ethiopia	1	0.1%
36	Colombia	1	0.1%
37	Mexico	1	0.1%