Rank	Countries/Territories	Count	Percent
1	China	492	41.1%
2	United States	435	36.4%
3	Germany	74	6.2%
4	Russia	23	1.9%
5	India	20	1.7%
6	Japan	16	1.3%
7	Korea, Republic of	16	1.3%
8	Australia	14	1.2%
9	Hong Kong	13	1.1%
10	Singapore	9	0.8%
11	Greece	9	0.8%
12	France	9	0.8%
13	Ireland	8	0.7%
14	Italy	8	0.7%
15	Canada	7	0.6%
16	Saudi Arabia	6	0.5%
17	United Kingdom	5	0.4%
18	Thailand	4	0.3%
19	Taiwan	3	0.3%
20	Ukraine	3	0.3%
21	Iran, Islamic Republic of	3	0.3%
22	Mexico	3	0.3%
23	Cuba	2	0.2%
24	Romania	2	0.2%
25	Lebanon	1	0.1%
26	Spain	1	0.1%
27	Switzerland	1	0.1%
28	Turkey	1	0.1%
29	Denmark	1	0.1%
30	Belgium	1	0.1%
31	Brazil	1	0.1%
32	Mongolia	1	0.1%
33	Netherlands	1	0.1%
34	Oman	1	0.1%
35	Poland	1	0.1%
36	Iraq	1	0.1%