Rank	Countries/Territories	Count	Percent
1	United States	660	37.5%
2	China	538	30.6%
3	Germany	194	11%
4	Netherlands	42	2.4%
5		34	1.9%
6	India	33	1.9%
7	Japan	30	1.7%
8	Czech Republic	29	1.6%
9	France	28	1.6%
10	United Kingdom	19	1.1%
11	Singapore	18	1%
12	Ireland	13	0.7%
13	Canada	11	0.6%
14	Egypt	9	0.5%
15	Malaysia	9	0.5%
16	Cyprus	7	0.4%
17	Australia	6	0.3%
18	Indonesia	6	0.3%
19	Korea, Republic of	6	0.3%
20	Philippines	6	0.3%
21	Russia	5	0.3%
22	Spain	4	0.2%
23	Hong Kong	4	0.2%
24	Belgium	4	0.2%
25	Argentina	4	0.2%
26	Mexico	3	0.2%
27	Turkey	3	0.2%
28	Ukraine	3	0.2%
29	United Arab Emirates	3	0.2%
30	South Africa	3	0.2%
31	Uruguay	3	0.2%
32	Slovakia	2	0.1%
33	Sweden	2	0.1%
34	Nepal	2	0.1%
35	Peru	2	0.1%
36	Brazil	2	0.1%
37	Ecuador	1	0.1%
38	Iran, Islamic Republic of	1	0.1%
39	Ethiopia	1	0.1%
40	Saudi Arabia	1	0.1%
41	Switzerland	1	0.1%
42	Syrian Arab Republic	1	0.1%
43	Thailand	1	0.1%
44	Moldova, Republic of	1	0.1%
45	Norway	1	0.1%
46	Pakistan	1	0.1%
47	Israel	1	0.1%
48	Uzbekistan	1	0.1%