Rank	Countries/Territories	Count	Percent
1	United States	272	34.4%
2	China	267	33.8%
3	Germany	73	9.2%
4	France	31	3.9%
5	United Kingdom	20	2.5%
6	Singapore	17	2.2%
7	Korea, Republic of	14	1.8%
8	Netherlands	10	1.3%
9	Japan	9	1.1%
10	Hong Kong	8	1%
11	Australia	8	1%
12	Canada	5	0.6%
13	Ireland	5	0.6%
14	Cyprus	5	0.6%
15	Italy	4	0.5%
16	Brazil	4	0.5%
17	Taiwan	4	0.5%
18	Norway	3	0.4%
19	Argentina	3	0.4%
20	Belgium	3	0.4%
21	Chile	3	0.4%
22	Croatia	2	0.3%
23	India	2	0.3%
24	Iran, Islamic Republic of	2	0.3%
25	Pakistan	2	0.3%
26	Malaysia	2	0.3%
27	Mexico	2	0.3%
28	Myanmar	2	0.3%
29	Russia	2	0.3%
30	Spain	1	0.1%
31	Switzerland	1	0.1%
32	Ukraine	1	0.1%
33	Palestine, State of	1	0.1%
34	Poland	1	0.1%
35	Greece	1	0.1%