Rank	Countries/Territories	Count	Percent
1	China	638	37.6%
2	United States	570	33.6%
3	Germany	93	5.5%
4	Japan	39	2.3%
5	Korea, Republic of	38	2.2%
6	Iran, Islamic Republic of	35	2.1%
7	India	27	1.6%
8	United Kingdom	24	1.4%
9	France	20	1.2%
10	Canada	18	1.1%
11	Taiwan	17	1%
12	Singapore	16	0.9%
13	Netherlands	15	0.9%
14	Hong Kong	14	0.8%
15	Colombia	12	0.7%
16	Italy	11	0.6%
17	Viet Nam	10	0.6%
18	Austria	8	0.5%
19	Czech Republic	8	0.5%
20	Ireland	6	0.4%
21	Spain	6	0.4%
22	Turkey	5	0.3%
23	Norway	5	0.3%
24	Portugal	5	0.3%
25	Australia	5	0.3%
26	Brazil	4	0.2%
27	Romania	4	0.2%
28	Thailand	4	0.2%
29	Peru	4	0.2%
30	Sweden	3	0.2%
31	Cyprus	3	0.2%
32	Denmark	3	0.2%
33	Hungary	3	0.2%
34	Greece	2	0.1%
35	Belgium	2	0.1%
36	Pakistan	2	0.1%
37	New Zealand	2	0.1%
38	Malaysia	2	0.1%
39	Israel	2	0.1%
40	Saudi Arabia	2	0.1%
41	South Africa	2	0.1%
42	Tunisia	1	0.1%
43	Sri Lanka	1	0.1%
44	Ukraine	1	0.1%
45	Iraq	1	0.1%
46	Jordan	1	0.1%
47	Russia	1	0.1%
48	Bangladesh	1	0.1%
49	Egypt	1	0.1%
50	Indonesia	1	0.1%