Rank	Countries/Territories	Count	Percent
1	China	135	28%
2	United States	117	24.3%
3	Germany	27	5.6%
4	Japan	26	5.4%
5	United Kingdom	23	4.8%
6	Netherlands	14	2.9%
7	Russia	12	2.5%
8	Singapore	12	2.5%
9		11	2.3%
10	Mexico	10	2.1%
11	Belgium	9	1.9%
12	Sweden	8	1.7%
13	Australia	7	1.5%
14	Austria	5	1%
15	Ireland	5	1%
16	South Africa	5	1%
17	Turkey	4	0.8%
18	Switzerland	4	0.8%
19	Canada	4	0.8%
20	Czech Republic	3	0.6%
21	Brazil	3	0.6%
22	India	3	0.6%
23	Iran, Islamic Republic of	3	0.6%
24	Portugal	3	0.6%
25	Italy	3	0.6%
26	Norway	3	0.6%
27	Philippines	3	0.6%
28	Poland	2	0.4%
29	Pakistan	2	0.4%
30	Nigeria	2	0.4%
31	Slovenia	2	0.4%
32	Korea, Republic of	2	0.4%
33	Lithuania	2	0.4%
34	Malaysia	2	0.4%
35	France	2	0.4%
36	Denmark	1	0.2%
37	Israel	1	0.2%
38	Romania	1	0.2%
39	Trinidad and Tobago	1	0.2%