Rank	Countries/Territories	Count	Percent
1	United States	540	36.4%
2	China	474	32%
3	Germany	116	7.8%
4	Japan	62	4.2%
5	Canada	21	1.4%
6	United Kingdom	20	1.3%
7	Mexico	19	1.3%
8	France	18	1.2%
9	Saudi Arabia	17	1.1%
10	Iran, Islamic Republic of	16	1.1%
11	Hong Kong	13	0.9%
12	Korea, Republic of	12	0.8%
13	Ethiopia	11	0.7%
14	Turkey	11	0.7%
15	Singapore	10	0.7%
16	Brazil	10	0.7%
17	Italy	10	0.7%
18	Netherlands	10	0.7%
19	Cyprus	9	0.6%
20	India	8	0.5%
21	Malaysia	7	0.5%
22	Australia	7	0.5%
23	Romania	6	0.4%
24	Taiwan	6	0.4%
25	Puerto Rico	5	0.3%
26	Denmark	5	0.3%
27	Greece	5	0.3%
28	Belgium	4	0.3%
29	Egypt	3	0.2%
30	Russia	3	0.2%
31	Indonesia	3	0.2%
32	Sweden	3	0.2%
33	Thailand	2	0.1%
34	Slovakia	2	0.1%
35	Spain	2	0.1%
36	Nigeria	2	0.1%
37	Hungary	2	0.1%
38	Chile	2	0.1%
39	Argentina	1	0.1%
40	Bangladesh	1	0.1%
41	Norway	1	0.1%
42	Lebanon	1	0.1%
43	Jordan	1	0.1%
44	Switzerland	1	0.1%