Rank	Countries/Territories	Count	Percent
1	United States	334	34.7%
2	China	303	31.5%
3	Germany	69	7.2%
4	India	37	3.8%
5		19	2%
6	France	15	1.6%
7	Japan	15	1.6%
8	Russia	13	1.4%
9	Canada	12	1.2%
10	Australia	12	1.2%
11	Ukraine	11	1.1%
12	Iran, Islamic Republic of	10	1%
13	Malaysia	10	1%
14	United Arab Emirates	8	0.8%
15	United Kingdom	7	0.7%
16	Singapore	7	0.7%
17	Belgium	7	0.7%
18	Greece	5	0.5%
19	Romania	5	0.5%
20	Jordan	5	0.5%
21	Korea, Republic of	4	0.4%
22	Netherlands	4	0.4%
23	Ghana	4	0.4%
24	Brazil	4	0.4%
25	Cyprus	4	0.4%
26	Sweden	4	0.4%
27	Viet Nam	3	0.3%
28	Hong Kong	3	0.3%
29	Saudi Arabia	3	0.3%
30	Kuwait	3	0.3%
31	Norway	2	0.2%
32	Mongolia	2	0.2%
33	Hungary	2	0.2%
34	Indonesia	2	0.2%
35	Colombia	2	0.2%
36	Albania	2	0.2%
37	Turkey	2	0.2%
38	Switzerland	1	0.1%
39	Thailand	1	0.1%
40	Czech Republic	1	0.1%
41	Egypt	1	0.1%
42	Spain	1	0.1%
43	Sudan	1	0.1%
44	Mexico	1	0.1%
45	Iraq	1	0.1%