Rank	Countries/Territories	Count	Percent
1	China	286	32.4%
2	United States	266	30.2%
3	Germany	63	7.1%
4	United Kingdom	45	5.1%
5	Japan	26	2.9%
6	Romania	20	2.3%
7	Pakistan	13	1.5%
8	Italy	12	1.4%
9	Switzerland	11	1.2%
10	France	11	1.2%
11	Netherlands	10	1.1%
12	Taiwan	9	1%
13	Hong Kong	9	1%
14	India	8	0.9%
15	Singapore	8	0.9%
16	Sweden	8	0.9%
17	Spain	7	0.8%
18	Viet Nam	7	0.8%
19	Korea, Republic of	6	0.7%
20	Australia	6	0.7%
21	Iran, Islamic Republic of	5	0.6%
22	Portugal	5	0.6%
23	Turkey	4	0.5%
24	Ghana	4	0.5%
25	Brazil	4	0.5%
26	Egypt	4	0.5%
27	Ecuador	3	0.3%
28	Colombia	3	0.3%
29	Philippines	3	0.3%
30	Qatar	2	0.2%
31	Peru	2	0.2%
32	South Africa	2	0.2%
33	Cyprus	2	0.2%
34	Argentina	2	0.2%
35	Canada	1	0.1%
36	Greece	1	0.1%
37	Kuwait	1	0.1%
38	Malaysia	1	0.1%
39	Ukraine	1	0.1%
40	Norway	1	0.1%