Rank	Countries/Territories	Count	Percent
1	United States	293	36.7%
2	China	216	27%
3	Germany	68	8.5%
4	Japan	19	2.4%
5	Singapore	16	2%
6	Russia	13	1.6%
7	Korea, Republic of	13	1.6%
8	Italy	12	1.5%
9	Netherlands	11	1.4%
10	Hong Kong	11	1.4%
11	France	11	1.4%
12	Canada	11	1.4%
13	Spain	10	1.3%
14	New Zealand	9	1.1%
15	India	8	1%
16	Iran, Islamic Republic of	6	0.8%
17	Ireland	6	0.8%
18	Norway	6	0.8%
19	Taiwan	6	0.8%
20	Romania	6	0.8%
21	Turkey	5	0.6%
22	United Kingdom	4	0.5%
23	Portugal	4	0.5%
24	Brazil	4	0.5%
25	Belgium	3	0.4%
26	Finland	3	0.4%
27	Jordan	3	0.4%
28	Thailand	3	0.4%
29	Sweden	3	0.4%
30	South Africa	2	0.3%
31	Cyprus	2	0.3%
32	Australia	2	0.3%
33	Lithuania	2	0.3%
34	Luxembourg	2	0.3%
35	Mexico	2	0.3%
36	Morocco	2	0.3%
37	Poland	1	0.1%
38	Ukraine	1	0.1%