Rank	Countries/Territories	Count	Percent
1	China	598	38.1%
2	United States	584	37.2%
3	Germany	105	6.7%
4	France	38	2.4%
5	Canada	33	2.1%
6	Japan	18	1.1%
7	Turkey	15	1%
8	Colombia	13	0.8%
9	Australia	12	0.8%
10	Cyprus	11	0.7%
11	Brazil	11	0.7%
12	Norway	10	0.6%
13	Singapore	10	0.6%
14	Netherlands	8	0.5%
15	Korea, Republic of	8	0.5%
16	Hong Kong	8	0.5%
17	Argentina	8	0.5%
18	Latvia	7	0.4%
19	Spain	7	0.4%
20	Ireland	6	0.4%
21	Romania	6	0.4%
22	Chile	6	0.4%
23	Indonesia	5	0.3%
24	India	4	0.3%
25	Belgium	4	0.3%
26	United Kingdom	4	0.3%
27	Switzerland	3	0.2%
28	Bangladesh	3	0.2%
29	Estonia	3	0.2%
30	Iran, Islamic Republic of	3	0.2%
31	Italy	3	0.2%
32	Russia	2	0.1%
33	Peru	2	0.1%
34	Portugal	2	0.1%
35	Malaysia	2	0.1%
36	South Africa	2	0.1%
37	Ukraine	1	0.1%
38	Palestine, State of	1	0.1%
39	Ethiopia	1	0.1%
40	Guatemala	1	0.1%
41	Denmark	1	0.1%