Rank	Countries/Territories	Count	Percent
1	United States	328	31.4%
2	China	313	30%
3	Germany	84	8%
4	France	27	2.6%
5	Korea, Republic of	22	2.1%
6	Japan	21	2%
7	United Kingdom	20	1.9%
8		18	1.7%
9	Netherlands	17	1.6%
10	Hong Kong	16	1.5%
11	India	15	1.4%
12	Romania	14	1.3%
13	Iran, Islamic Republic of	14	1.3%
14	Taiwan	13	1.2%
15	Singapore	11	1.1%
16	Russia	11	1.1%
17	Australia	11	1.1%
18	Turkey	10	1%
19	Canada	9	0.9%
20	Belgium	8	0.8%
21	Saudi Arabia	8	0.8%
22	Spain	6	0.6%
23	Italy	6	0.6%
24	Cyprus	4	0.4%
25	Denmark	4	0.4%
26	Greece	4	0.4%
27	Egypt	3	0.3%
28	Ireland	3	0.3%
29	Peru	3	0.3%
30	Viet Nam	2	0.2%
31	Luxembourg	2	0.2%
32	Malaysia	2	0.2%
33	Switzerland	2	0.2%
34	New Zealand	2	0.2%
35	Indonesia	2	0.2%
36	Brazil	2	0.2%
37	Croatia	1	0.1%
38	Bangladesh	1	0.1%
39	Argentina	1	0.1%
40	Thailand	1	0.1%
41	Mexico	1	0.1%
42	Lithuania	1	0.1%
43	Uganda	1	0.1%