Rank	Countries/Territories	Count	Percent
1	United States	290	32.7%
2	China	288	32.5%
3	Germany	74	8.4%
4	Singapore	33	3.7%
5	Japan	18	2%
6	Netherlands	17	1.9%
7	United Kingdom	14	1.6%
8	France	13	1.5%
9	Italy	12	1.4%
10	Brazil	12	1.4%
11	Korea, Republic of	11	1.2%
12	Saudi Arabia	10	1.1%
13	Spain	10	1.1%
14	Argentina	10	1.1%
15	Belgium	10	1.1%
16	India	7	0.8%
17	Australia	6	0.7%
18	Ireland	5	0.6%
19	Lithuania	4	0.5%
20	Poland	4	0.5%
21	Mexico	3	0.3%
22	Taiwan	3	0.3%
23	Peru	3	0.3%
24	Hong Kong	3	0.3%
25	Cyprus	3	0.3%
26	Iran, Islamic Republic of	2	0.2%
27	Slovenia	2	0.2%
28	South Africa	2	0.2%
29	Sri Lanka	2	0.2%
30	Mongolia	2	0.2%
31	Romania	2	0.2%
32	Russia	2	0.2%
33	New Zealand	2	0.2%
34	Switzerland	1	0.1%
35	Ukraine	1	0.1%
36	Indonesia	1	0.1%
37	Colombia	1	0.1%
38	Austria	1	0.1%
39	Canada	1	0.1%
40	Viet Nam	1	0.1%