Rank	Countries/Territories	Count	Percent
1	United States	408	32.1%
2	China	400	31.4%
3	Germany	109	8.6%
4	Japan	34	2.7%
5	Canada	34	2.7%
6	France	28	2.2%
7	Spain	25	2%
8	Thailand	20	1.6%
9	Netherlands	19	1.5%
10	Brazil	15	1.2%
11	Latvia	14	1.1%
12	Australia	13	1%
13	Iran, Islamic Republic of	13	1%
14	Sweden	12	0.9%
15	United Kingdom	12	0.9%
16	Taiwan	11	0.9%
17	Korea, Republic of	11	0.9%
18	Hong Kong	10	0.8%
19	Ukraine	10	0.8%
20	Pakistan	10	0.8%
21	Singapore	9	0.7%
22	India	8	0.6%
23	Hungary	7	0.6%
24	Russia	7	0.6%
25	Cyprus	6	0.5%
26	Norway	5	0.4%
27	Italy	3	0.2%
28	Romania	3	0.2%
29	Mexico	2	0.2%
30	Slovenia	2	0.2%
31	United Arab Emirates	2	0.2%
32	Bangladesh	2	0.2%
33	Argentina	1	0.1%
34	Egypt	1	0.1%
35	Indonesia	1	0.1%
36	Israel	1	0.1%
37	Switzerland	1	0.1%
38	South Africa	1	0.1%
39	Saudi Arabia	1	0.1%
40	Peru	1	0.1%