Rank	Countries/Territories	Count	Percent
1	China	528	40%
2	United States	372	28.2%
3	Germany	74	5.6%
4	Canada	38	2.9%
5	Japan	37	2.8%
6	Russia	21	1.6%
7	Spain	19	1.4%
8	France	18	1.4%
9	Portugal	16	1.2%
10	Taiwan	13	1%
11	Colombia	11	0.8%
12	Netherlands	11	0.8%
13	Italy	10	0.8%
14	Ireland	8	0.6%
15	India	8	0.6%
16	Korea, Republic of	8	0.6%
17	Mexico	8	0.6%
18	Argentina	8	0.6%
19	Austria	8	0.6%
20	Egypt	8	0.6%
21	Brazil	8	0.6%
22	Switzerland	7	0.5%
23	Slovenia	6	0.5%
24	Denmark	6	0.5%
25	Cyprus	6	0.5%
26	Hong Kong	6	0.5%
27	Romania	5	0.4%
28	United Kingdom	4	0.3%
29	Viet Nam	4	0.3%
30	Turkey	4	0.3%
31	Hungary	4	0.3%
32	Australia	4	0.3%
33	Peru	3	0.2%
34	Philippines	3	0.2%
35	Sweden	3	0.2%
36	Ukraine	2	0.2%
37	Thailand	2	0.2%
38	Norway	2	0.2%
39	Pakistan	2	0.2%
40	Mongolia	2	0.2%
41	Indonesia	2	0.2%
42	Belgium	2	0.2%
43	Czech Republic	2	0.2%
44	Ecuador	1	0.1%
45	Ghana	1	0.1%
46	Kazakhstan	1	0.1%
47	Malaysia	1	0.1%
48	South Africa	1	0.1%
49	Singapore	1	0.1%