Rank	Countries/Territories	Count	Percent
1	United States	664	42.3%
2	China	296	18.9%
3	Germany	130	8.3%
4	India	94	6%
5	Korea, Republic of	36	2.3%
6	Netherlands	33	2.1%
7	Japan	25	1.6%
8	Kazakhstan	21	1.3%
9	France	17	1.1%
10	Australia	17	1.1%
11	Ireland	14	0.9%
12	Italy	12	0.8%
13	Turkey	12	0.8%
14	Brazil	11	0.7%
15	Canada	10	0.6%
16	Cote D'ivoire	10	0.6%
17	Iran, Islamic Republic of	10	0.6%
18	Singapore	9	0.6%
19	Spain	9	0.6%
20	Romania	8	0.5%
21	Russia	8	0.5%
22	United Kingdom	8	0.5%
23	Greece	8	0.5%
24	Hong Kong	7	0.4%
25	Hungary	7	0.4%
26	Malta	7	0.4%
27	Poland	7	0.4%
28	Argentina	6	0.4%
29	Croatia	5	0.3%
30	Morocco	5	0.3%
31	United Arab Emirates	5	0.3%
32	Slovakia	5	0.3%
33	Taiwan	5	0.3%
34	Pakistan	4	0.3%
35	Sri Lanka	4	0.3%
36	Sweden	4	0.3%
37	Chile	4	0.3%
38	Egypt	3	0.2%
39	Cyprus	3	0.2%
40	Belgium	3	0.2%
41	Bahrain	2	0.1%
42	Bangladesh	2	0.1%
43	Nepal	2	0.1%
44	Lithuania	2	0.1%
45	Iraq	2	0.1%
46	Switzerland	2	0.1%
47	Thailand	2	0.1%
48	Ukraine	2	0.1%
49	South Africa	1	0.1%
50	Viet Nam	1	0.1%
51	Jordan	1	0.1%
52	Lebanon	1	0.1%
53	Mexico	1	0.1%
54	Mongolia	1	0.1%
55	Oman	1	0.1%
56	Denmark	1	0.1%