Rank	Countries/Territories	Count	Percent
1	United States	364	50.6%
2	China	128	17.8%
3	Germany	63	8.8%
4	India	14	1.9%
5	Singapore	11	1.5%
6	Japan	10	1.4%
7	France	9	1.3%
8	Netherlands	9	1.3%
9	Ireland	8	1.1%
10	Australia	8	1.1%
11	Pakistan	7	1%
12	Ukraine	7	1%
13	Egypt	6	0.8%
14	Cyprus	5	0.7%
15	Switzerland	5	0.7%
16	Indonesia	4	0.6%
17	Iran, Islamic Republic of	4	0.6%
18	Iraq	4	0.6%
19	Hong Kong	4	0.6%
20	Malaysia	3	0.4%
21	Romania	3	0.4%
22	Saudi Arabia	3	0.4%
23	Mongolia	3	0.4%
24	Thailand	3	0.4%
25	United Kingdom	3	0.4%
26	Viet Nam	2	0.3%
27	Zambia	2	0.3%
28	Turkey	2	0.3%
29	United Arab Emirates	2	0.3%
30	Korea, Republic of	2	0.3%
31	Nigeria	2	0.3%
32	Moldova, Republic of	2	0.3%
33	Ethiopia	2	0.3%
34	Ghana	2	0.3%
35	Cambodia	2	0.3%
36	Cameroon	1	0.1%
37	Canada	1	0.1%
38	Bangladesh	1	0.1%
39	Albania	1	0.1%
40	Argentina	1	0.1%
41	Kenya	1	0.1%
42	Italy	1	0.1%
43	Poland	1	0.1%
44	Sri Lanka	1	0.1%
45	Sudan	1	0.1%
46	Sweden	1	0.1%