Rank	Countries/Territories	Count	Percent
1	United States	384	37.9%
2	China	383	37.8%
3	Germany	55	5.4%
4	France	28	2.8%
5	Japan	24	2.4%
6	Hong Kong	16	1.6%
7	Australia	15	1.5%
8	United Kingdom	15	1.5%
9	Netherlands	14	1.4%
10	Singapore	9	0.9%
11	Bulgaria	9	0.9%
12	Russia	8	0.8%
13	Cyprus	7	0.7%
14	Ireland	5	0.5%
15	Romania	4	0.4%
16	Korea, Republic of	4	0.4%
17	South Africa	4	0.4%
18	Taiwan	3	0.3%
19	Bangladesh	3	0.3%
20	Belgium	2	0.2%
21	Denmark	2	0.2%
22	Canada	2	0.2%
23	Italy	2	0.2%
24	India	2	0.2%
25	Iran, Islamic Republic of	2	0.2%
26	Sweden	2	0.2%
27	Malaysia	2	0.2%
28	Mongolia	1	0.1%
29	Malawi	1	0.1%
30	Nigeria	1	0.1%
31	Switzerland	1	0.1%
32	Spain	1	0.1%
33	Argentina	1	0.1%
34	Greece	1	0.1%
35	Austria	1	0.1%