Rank	Countries/Territories	Count	Percent
1	China	237	27.5%
2	United States	188	21.8%
3	Germany	56	6.5%
4	United Kingdom	46	5.3%
5	Japan	42	4.9%
6	Latvia	35	4.1%
7	Turkey	27	3.1%
8	Sweden	16	1.9%
9	Australia	16	1.9%
10	Singapore	15	1.7%
11		14	1.6%
12	Netherlands	14	1.6%
13	Russia	12	1.4%
14	Denmark	12	1.4%
15	Mexico	11	1.3%
16	Pakistan	10	1.2%
17	Belgium	10	1.2%
18	South Africa	9	1%
19	Brazil	8	0.9%
20	Canada	8	0.9%
21	Korea, Republic of	8	0.9%
22	Malaysia	6	0.7%
23	Austria	5	0.6%
24	Ireland	5	0.6%
25	France	4	0.5%
26	Switzerland	4	0.5%
27	Israel	3	0.3%
28	Italy	3	0.3%
29	India	3	0.3%
30	Czech Republic	3	0.3%
31	Iran, Islamic Republic of	3	0.3%
32	Philippines	3	0.3%
33	Norway	3	0.3%
34	Portugal	3	0.3%
35	Poland	2	0.2%
36	Nigeria	2	0.2%
37	Lithuania	2	0.2%
38	Bangladesh	2	0.2%
39	Indonesia	2	0.2%
40	Thailand	2	0.2%
41	Slovenia	2	0.2%
42	Trinidad and Tobago	1	0.1%
43	Hong Kong	1	0.1%
44	Hungary	1	0.1%
45	Argentina	1	0.1%
46	Mongolia	1	0.1%
47	Romania	1	0.1%