Rank	Countries/Territories	Count	Percent
1	United States	661	39.3%
2	China	378	22.5%
3	Germany	118	7%
4	Australia	92	5.5%
5	Netherlands	63	3.7%
6	Norway	41	2.4%
7	Russia	32	1.9%
8	India	24	1.4%
9	Iran, Islamic Republic of	20	1.2%
10	Hong Kong	17	1%
11	Taiwan	17	1%
12	Turkey	16	1%
13	Korea, Republic of	15	0.9%
14	France	14	0.8%
15	Switzerland	14	0.8%
16	Latvia	13	0.8%
17	Canada	13	0.8%
18	Kuwait	11	0.7%
19	Japan	11	0.7%
20	Italy	10	0.6%
21	Brazil	10	0.6%
22	Ukraine	10	0.6%
23	Ireland	9	0.5%
24	Argentina	8	0.5%
25	Chile	6	0.4%
26	Singapore	4	0.2%
27	United Kingdom	4	0.2%
28	Spain	3	0.2%
29	Lithuania	3	0.2%
30	Mexico	3	0.2%
31	Romania	3	0.2%
32	Thailand	3	0.2%
33	Iraq	3	0.2%
34	Poland	3	0.2%
35	Jordan	2	0.1%
36	Egypt	2	0.1%
37	Iceland	2	0.1%
38	Colombia	2	0.1%
39	Viet Nam	2	0.1%
40	Saudi Arabia	2	0.1%
41	Sweden	2	0.1%
42	Slovakia	1	0.1%
43	South Africa	1	0.1%
44	Serbia	1	0.1%
45	Mongolia	1	0.1%
46	United Arab Emirates	1	0.1%
47	Cyprus	1	0.1%
48	Czech Republic	1	0.1%
49	Denmark	1	0.1%
50	Austria	1	0.1%
51	Belgium	1	0.1%
52	Indonesia	1	0.1%
53	Ethiopia	1	0.1%
54	Kenya	1	0.1%
55	Israel	1	0.1%
56	Portugal	1	0.1%
57	Liechtenstein	1	0.1%