Rank	Countries/Territories	Count	Percent
1	United States	439	35.7%
2	China	397	32.3%
3	Germany	156	12.7%
4	Singapore	64	5.2%
5	Japan	19	1.5%
6	Australia	18	1.5%
7	France	16	1.3%
8	Netherlands	15	1.2%
9	Cyprus	14	1.1%
10	Russia	13	1.1%
11	Korea, Republic of	12	1%
12	Canada	9	0.7%
13	India	9	0.7%
14	Sweden	6	0.5%
15	United Kingdom	5	0.4%
16	Ukraine	4	0.3%
17	Portugal	4	0.3%
18	Denmark	4	0.3%
19	Czech Republic	3	0.2%
20	Latvia	3	0.2%
21	Hong Kong	2	0.2%
22	Ethiopia	2	0.2%
23	Cambodia	2	0.2%
24	Italy	2	0.2%
25	Switzerland	2	0.2%
26	Turkey	2	0.2%
27	Uganda	1	0.1%
28	Romania	1	0.1%
29	Serbia	1	0.1%
30	Iran, Islamic Republic of	1	0.1%
31	Norway	1	0.1%
32	Philippines	1	0.1%
33	Argentina	1	0.1%
34	Brazil	1	0.1%
35	Mongolia	1	0.1%