Rank	Countries/Territories	Count	Percent
1	China	348	32.7%
2	United States	252	23.7%
3	Japan	109	10.2%
4	Germany	52	4.9%
5	Bulgaria	36	3.4%
6	India	33	3.1%
7	Taiwan	30	2.8%
8	France	24	2.3%
9	Singapore	20	1.9%
10	Netherlands	20	1.9%
11	Ireland	19	1.8%
12	Korea, Republic of	18	1.7%
13	Canada	14	1.3%
14	United Kingdom	12	1.1%
15	Russia	8	0.8%
16	Hong Kong	8	0.8%
17	Viet Nam	8	0.8%
18	Cyprus	7	0.7%
19	Egypt	4	0.4%
20	Australia	4	0.4%
21	Thailand	4	0.4%
22	Sweden	3	0.3%
23	Malaysia	3	0.3%
24	Indonesia	3	0.3%
25	Iran, Islamic Republic of	2	0.2%
26	Turkey	2	0.2%
27	Saudi Arabia	2	0.2%
28	Senegal	2	0.2%
29	Poland	2	0.2%
30	Norway	2	0.2%
31	Pakistan	2	0.2%
32	Peru	1	0.1%
33	Romania	1	0.1%
34	Switzerland	1	0.1%
35	Slovenia	1	0.1%
36	Spain	1	0.1%
37	Italy	1	0.1%
38	Mauritius	1	0.1%
39	Morocco	1	0.1%
40	Lithuania	1	0.1%
41	Belgium	1	0.1%
42	Brazil	1	0.1%