Rank	Countries/Territories	Count	Percent
1	China	400	37.1%
2	United States	344	31.9%
3	Germany	47	4.4%
4	Japan	33	3.1%
5	India	26	2.4%
6	Russia	25	2.3%
7	Turkey	21	1.9%
8	Latvia	18	1.7%
9	Singapore	16	1.5%
10	Brazil	15	1.4%
11	Netherlands	14	1.3%
12	Korea, Republic of	13	1.2%
13	Spain	10	0.9%
14	Israel	9	0.8%
15	Italy	9	0.8%
16	Czech Republic	8	0.7%
17	Sweden	8	0.7%
18	Taiwan	7	0.6%
19	Canada	7	0.6%
20	Denmark	5	0.5%
21	Thailand	4	0.4%
22	Ireland	4	0.4%
23	Mexico	4	0.4%
24	Norway	3	0.3%
25	France	3	0.3%
26	Hong Kong	3	0.3%
27	Ukraine	3	0.3%
28	Indonesia	2	0.2%
29	Finland	2	0.2%
30	Chile	2	0.2%
31	Cyprus	2	0.2%
32	Australia	1	0.1%
33	Ecuador	1	0.1%
34	Iran, Islamic Republic of	1	0.1%
35	Greece	1	0.1%
36	Pakistan	1	0.1%
37	Peru	1	0.1%
38	Portugal	1	0.1%
39	Romania	1	0.1%
40	Macao	1	0.1%
41	Slovakia	1	0.1%