Rank	Countries/Territories	Count	Percent
1	China	310	36.3%
2	United States	271	31.8%
3	Germany	57	6.7%
4	Russia	19	2.2%
5	South Africa	18	2.1%
6	Japan	16	1.9%
7	Singapore	14	1.6%
8	Turkey	13	1.5%
9	Netherlands	13	1.5%
10	France	12	1.4%
11	Mexico	8	0.9%
12	Argentina	7	0.8%
13	Bangladesh	6	0.7%
14	Iraq	6	0.7%
15	Korea, Republic of	6	0.7%
16	Nigeria	6	0.7%
17	Ukraine	6	0.7%
18	Viet Nam	5	0.6%
19	United Kingdom	4	0.5%
20	Iran, Islamic Republic of	4	0.5%
21	Taiwan	4	0.5%
22	Ireland	4	0.5%
23	Hong Kong	4	0.5%
24	Cyprus	4	0.5%
25	Bulgaria	4	0.5%
26	Colombia	3	0.4%
27	Egypt	3	0.4%
28	India	3	0.4%
29	Italy	3	0.4%
30	Spain	3	0.4%
31	Sri Lanka	2	0.2%
32	Norway	2	0.2%
33	Brazil	2	0.2%
34	Canada	2	0.2%
35	Austria	2	0.2%
36	Belgium	1	0.1%
37	Finland	1	0.1%
38	Pakistan	1	0.1%
39	Peru	1	0.1%
40	Poland	1	0.1%
41	Romania	1	0.1%
42	Mongolia	1	0.1%