Rank	Countries/Territories	Count	Percent
1	United States	434	35.7%
2	China	326	26.8%
3	Germany	108	8.9%
4	Belgium	44	3.6%
5	Canada	35	2.9%
6	Pakistan	33	2.7%
7	France	30	2.5%
8	Korea, Republic of	24	2%
9	Japan	23	1.9%
10	India	23	1.9%
11	Iran, Islamic Republic of	16	1.3%
12	Argentina	15	1.2%
13	Netherlands	9	0.7%
14	Singapore	8	0.7%
15	Hong Kong	8	0.7%
16	Cyprus	8	0.7%
17	Australia	7	0.6%
18	Brazil	6	0.5%
19	Thailand	6	0.5%
20	United Kingdom	6	0.5%
21	Sweden	5	0.4%
22	Lithuania	4	0.3%
23	Ukraine	3	0.2%
24	Peru	3	0.2%
25	Russia	3	0.2%
26	Chile	3	0.2%
27	Ghana	3	0.2%
28	Ireland	3	0.2%
29	Italy	2	0.2%
30	Egypt	2	0.2%
31	Cuba	2	0.2%
32	Bulgaria	2	0.2%
33	Bangladesh	2	0.2%
34	Slovakia	2	0.2%
35	Latvia	2	0.2%
36	Jordan	2	0.2%
37	Mongolia	1	0.1%
38	Morocco	1	0.1%
39	Norway	1	0.1%
40	Finland	1	0.1%