Rank	Countries/Territories	Count	Percent
1	United States	499	40.3%
2	China	357	28.9%
3	Germany	121	9.8%
4	Canada	41	3.3%
5	France	38	3.1%
6	India	30	2.4%
7	Japan	24	1.9%
8	Korea, Republic of	17	1.4%
9	Ukraine	13	1.1%
10	Netherlands	13	1.1%
11	Russia	13	1.1%
12	Australia	10	0.8%
13	Cyprus	10	0.8%
14	Hong Kong	8	0.6%
15	Singapore	6	0.5%
16	Thailand	6	0.5%
17	United Kingdom	4	0.3%
18	Saudi Arabia	3	0.2%
19	Spain	2	0.2%
20	Malaysia	2	0.2%
21	Taiwan	2	0.2%
22	Argentina	2	0.2%
23	Lao People's Democratic Republic	2	0.2%
24	Iran, Islamic Republic of	2	0.2%
25	Ireland	2	0.2%
26	Indonesia	1	0.1%
27	Macao	1	0.1%
28	Bangladesh	1	0.1%
29	Brazil	1	0.1%
30	Turkey	1	0.1%
31	Moldova, Republic of	1	0.1%
32	Morocco	1	0.1%
33	Poland	1	0.1%
34	Sweden	1	0.1%
35	Serbia	1	0.1%