Rank	Countries/Territories	Count	Percent
1	United States	386	37.9%
2	China	248	24.3%
3	Germany	120	11.8%
4	Netherlands	37	3.6%
5	Japan	30	2.9%
6	Russia	28	2.7%
7	France	26	2.6%
8	Bulgaria	14	1.4%
9	India	12	1.2%
10	United Kingdom	12	1.2%
11	Cyprus	11	1.1%
12	Switzerland	9	0.9%
13	Italy	7	0.7%
14	Hong Kong	6	0.6%
15	Canada	6	0.6%
16	Poland	6	0.6%
17	Singapore	5	0.5%
18	Indonesia	5	0.5%
19	Ireland	5	0.5%
20	Australia	4	0.4%
21	Romania	4	0.4%
22	Turkey	4	0.4%
23	Thailand	3	0.3%
24	Pakistan	2	0.2%
25	South Africa	2	0.2%
26	Portugal	2	0.2%
27	Kazakhstan	2	0.2%
28	Korea, Republic of	2	0.2%
29	Kuwait	2	0.2%
30	Austria	2	0.2%
31	Argentina	2	0.2%
32	Greece	2	0.2%
33	Bangladesh	1	0.1%
34	Chile	1	0.1%
35	Denmark	1	0.1%
36	Egypt	1	0.1%
37	Finland	1	0.1%
38	Latvia	1	0.1%
39	Malaysia	1	0.1%
40	Malta	1	0.1%
41	Mexico	1	0.1%
42	Myanmar	1	0.1%
43	Oman	1	0.1%
44	Ukraine	1	0.1%
45	Taiwan	1	0.1%