Rank	Countries/Territories	Count	Percent
1	United States	341	42.7%
2	China	225	28.2%
3	Germany	61	7.6%
4	Canada	28	3.5%
5	France	18	2.3%
6	Russia	15	1.9%
7	Netherlands	15	1.9%
8	Japan	12	1.5%
9	Singapore	10	1.3%
10	Hong Kong	8	1%
11	Italy	7	0.9%
12	Turkey	6	0.8%
13	Cyprus	6	0.8%
14	Australia	5	0.6%
15	Iran, Islamic Republic of	5	0.6%
16	United Arab Emirates	4	0.5%
17	Israel	3	0.4%
18	Malaysia	3	0.4%
19	Korea, Republic of	3	0.4%
20	Latvia	2	0.3%
21	Luxembourg	2	0.3%
22	India	2	0.3%
23	Colombia	2	0.3%
24	Mongolia	2	0.3%
25	Spain	2	0.3%
26	Ukraine	2	0.3%
27	Pakistan	2	0.3%
28	Uganda	1	0.1%
29	United Kingdom	1	0.1%
30	Sweden	1	0.1%
31	Bangladesh	1	0.1%
32	Brazil	1	0.1%
33	Czech Republic	1	0.1%
34	Indonesia	1	0.1%