Rank	Countries/Territories	Count	Percent
1	United States	387	37.9%
2	China	308	30.1%
3	Germany	71	6.9%
4	France	37	3.6%
5	Japan	22	2.2%
6	United Kingdom	18	1.8%
7	Netherlands	17	1.7%
8	Brazil	14	1.4%
9	India	13	1.3%
10	Indonesia	12	1.2%
11	Iran, Islamic Republic of	10	1%
12	Canada	8	0.8%
13	Ukraine	7	0.7%
14	Argentina	6	0.6%
15	Hong Kong	6	0.6%
16	Cyprus	6	0.6%
17	Ireland	6	0.6%
18	Pakistan	6	0.6%
19	Russia	6	0.6%
20	Serbia	5	0.5%
21	Mexico	5	0.5%
22	Egypt	5	0.5%
23	Australia	5	0.5%
24	Taiwan	5	0.5%
25	Singapore	4	0.4%
26	Romania	4	0.4%
27	Malaysia	3	0.3%
28	Poland	3	0.3%
29	Italy	3	0.3%
30	Iraq	3	0.3%
31	New Zealand	2	0.2%
32	Norway	2	0.2%
33	Morocco	2	0.2%
34	Luxembourg	2	0.2%
35	Sweden	2	0.2%
36	Switzerland	2	0.2%
37	United Arab Emirates	2	0.2%
38	South Africa	1	0.1%
39	Spain	1	0.1%
40	Korea, Republic of	1	0.1%