Rank	Countries/Territories	Count	Percent
1	United States	389	34.3%
2	China	383	33.7%
3	Germany	85	7.5%
4	Japan	52	4.6%
5	United Kingdom	19	1.7%
6	Saudi Arabia	17	1.5%
7	Canada	17	1.5%
8	France	14	1.2%
9	Korea, Republic of	12	1.1%
10	Mexico	11	1%
11	Ethiopia	11	1%
12	Singapore	10	0.9%
13	Netherlands	9	0.8%
14	Brazil	9	0.8%
15	India	8	0.7%
16	Iran, Islamic Republic of	8	0.7%
17	Italy	7	0.6%
18	Cyprus	7	0.6%
19	Taiwan	6	0.5%
20	Malaysia	6	0.5%
21	Puerto Rico	5	0.4%
22	Romania	5	0.4%
23	Denmark	5	0.4%
24	Australia	5	0.4%
25	Greece	5	0.4%
26	Hong Kong	4	0.4%
27	Belgium	4	0.4%
28	Indonesia	3	0.3%
29	Russia	3	0.3%
30	Sweden	3	0.3%
31	Thailand	2	0.2%
32	Slovakia	2	0.2%
33	Nigeria	2	0.2%
34	Hungary	2	0.2%
35	Argentina	1	0.1%
36	Bangladesh	1	0.1%
37	Norway	1	0.1%
38	Lebanon	1	0.1%
39	Switzerland	1	0.1%