Rank	Countries/Territories	Count	Percent
1	United States	416	40.2%
2	China	180	17.4%
3	Germany	93	9%
4	India	60	5.8%
5	Kazakhstan	26	2.5%
6	Netherlands	24	2.3%
7	Japan	23	2.2%
8	Italy	21	2%
9	Korea, Republic of	14	1.4%
10	Singapore	14	1.4%
11	Spain	13	1.3%
12	Hong Kong	11	1.1%
13	United Kingdom	10	1%
14	Canada	9	0.9%
15	Australia	8	0.8%
16	Mongolia	8	0.8%
17	Romania	7	0.7%
18	Czech Republic	7	0.7%
19	Ireland	7	0.7%
20	France	6	0.6%
21	Slovakia	6	0.6%
22	Turkey	6	0.6%
23	Brazil	5	0.5%
24	Taiwan	4	0.4%
25	Russia	4	0.4%
26	Moldova, Republic of	4	0.4%
27	Portugal	3	0.3%
28	Egypt	3	0.3%
29	Cyprus	3	0.3%
30	Greece	3	0.3%
31	Iran, Islamic Republic of	3	0.3%
32	Pakistan	3	0.3%
33	Lithuania	2	0.2%
34	Malaysia	2	0.2%
35	Jamaica	2	0.2%
36	Hungary	2	0.2%
37	Ethiopia	2	0.2%
38	Croatia	2	0.2%
39	Azerbaijan	2	0.2%
40	Belgium	2	0.2%
41	South Africa	2	0.2%
42	Uzbekistan	2	0.2%
43	Switzerland	2	0.2%
44	Syrian Arab Republic	1	0.1%
45	Ukraine	1	0.1%
46	Senegal	1	0.1%
47	Bhutan	1	0.1%
48	Austria	1	0.1%
49	Chile	1	0.1%
50	Costa Rica	1	0.1%
51	Indonesia	1	0.1%
52	Philippines	1	0.1%
53	Poland	1	0.1%