Rank	Countries/Territories	Count	Percent
1	United States	272	39.8%
2	China	182	26.6%
3	Ukraine	32	4.7%
4	Canada	24	3.5%
5	Germany	23	3.4%
6	Netherlands	21	3.1%
7	France	19	2.8%
8	India	17	2.5%
9	United Kingdom	9	1.3%
10	Singapore	8	1.2%
11	Poland	7	1%
12	Ireland	7	1%
13	Japan	7	1%
14	Korea, Republic of	7	1%
15	Taiwan	5	0.7%
16	Romania	4	0.6%
17	Russia	4	0.6%
18	Egypt	4	0.6%
19	Australia	3	0.4%
20	Jordan	3	0.4%
21	Luxembourg	3	0.4%
22	United Arab Emirates	2	0.3%
23	South Africa	2	0.3%
24	Sweden	2	0.3%
25	Switzerland	2	0.3%
26	Austria	2	0.3%
27	Belgium	2	0.3%
28	Colombia	2	0.3%
29	Cyprus	2	0.3%
30	Argentina	1	0.1%
31	Lebanon	1	0.1%
32	Israel	1	0.1%
33	Italy	1	0.1%
34	Iran, Islamic Republic of	1	0.1%
35	Philippines	1	0.1%
36	Uruguay	1	0.1%