Rank	Countries/Territories	Count	Percent
1	United States	394	44.6%
2	China	222	25.1%
3	Germany	59	6.7%
4	United Kingdom	23	2.6%
5	Japan	20	2.3%
6	Netherlands	18	2%
7	Australia	15	1.7%
8	France	13	1.5%
9	Singapore	13	1.5%
10	Indonesia	12	1.4%
11	Russia	10	1.1%
12	India	8	0.9%
13	Iran, Islamic Republic of	7	0.8%
14	Canada	6	0.7%
15	Hong Kong	6	0.7%
16	Oman	5	0.6%
17	Ireland	5	0.6%
18	Croatia	4	0.5%
19	Cyprus	4	0.5%
20	Egypt	4	0.5%
21	Taiwan	4	0.5%
22	Ukraine	4	0.5%
23	Turkey	3	0.3%
24	Viet Nam	2	0.2%
25	Sweden	2	0.2%
26	Pakistan	2	0.2%
27	Portugal	2	0.2%
28	Morocco	2	0.2%
29	Costa Rica	2	0.2%
30	Chile	2	0.2%
31	Lebanon	2	0.2%
32	Malaysia	1	0.1%
33	Moldova, Republic of	1	0.1%
34	Israel	1	0.1%
35	Colombia	1	0.1%
36	New Zealand	1	0.1%
37	Switzerland	1	0.1%
38	Saudi Arabia	1	0.1%
39	United Arab Emirates	1	0.1%
40	Thailand	1	0.1%