Rank	Countries/Territories	Count	Percent
1	United States	296	38.1%
2	China	275	35.4%
3	Germany	37	4.8%
4		14	1.8%
5	Japan	11	1.4%
6	Netherlands	11	1.4%
7	Singapore	10	1.3%
8	United Kingdom	9	1.2%
9	Russia	8	1%
10	Canada	7	0.9%
11	Cyprus	7	0.9%
12	Korea, Republic of	6	0.8%
13	Serbia	6	0.8%
14	Lithuania	5	0.6%
15	Malaysia	5	0.6%
16	France	5	0.6%
17	Brazil	5	0.6%
18	Bangladesh	4	0.5%
19	Turkey	4	0.5%
20	Romania	3	0.4%
21	Australia	3	0.4%
22	India	3	0.4%
23	Indonesia	2	0.3%
24	Egypt	2	0.3%
25	Argentina	2	0.3%
26	Hong Kong	2	0.3%
27	Kuwait	2	0.3%
28	Lebanon	2	0.3%
29	Moldova, Republic of	2	0.3%
30	Mongolia	2	0.3%
31	Pakistan	2	0.3%
32	Philippines	2	0.3%
33	Portugal	2	0.3%
34	Trinidad and Tobago	2	0.3%
35	Viet Nam	2	0.3%
36	Spain	2	0.3%
37	Sweden	1	0.1%
38	Switzerland	1	0.1%
39	Taiwan	1	0.1%
40	Thailand	1	0.1%
41	Slovakia	1	0.1%
42	Qatar	1	0.1%
43	Poland	1	0.1%
44	Norway	1	0.1%
45	Mauritius	1	0.1%
46	Cameroon	1	0.1%
47	Chile	1	0.1%
48	Ecuador	1	0.1%
49	Ireland	1	0.1%
50	Israel	1	0.1%