Rank	Countries/Territories	Count	Percent
1	United States	423	34%
2	China	406	32.6%
3	Germany	100	8%
4	Japan	75	6%
5	France	52	4.2%
6	India	28	2.2%
7	Singapore	22	1.8%
8	Netherlands	16	1.3%
9	United Kingdom	15	1.2%
10	Korea, Republic of	14	1.1%
11	Iran, Islamic Republic of	13	1%
12	Canada	8	0.6%
13	Taiwan	8	0.6%
14	Egypt	7	0.6%
15	Hong Kong	7	0.6%
16	Turkey	6	0.5%
17	Russia	5	0.4%
18	Thailand	4	0.3%
19	South Africa	4	0.3%
20	Norway	4	0.3%
21	Ireland	4	0.3%
22	Australia	4	0.3%
23	Argentina	3	0.2%
24	Mexico	3	0.2%
25	Poland	2	0.2%
26	Spain	2	0.2%
27	Belgium	2	0.2%
28	Cyprus	2	0.2%
29	Ethiopia	1	0.1%
30	Luxembourg	1	0.1%
31	Malaysia	1	0.1%
32	Nigeria	1	0.1%
33	Ukraine	1	0.1%
34	Viet Nam	1	0.1%