Rank	Countries/Territories	Count	Percent
1	United States	351	42.6%
2	China	181	22%
3	Germany	69	8.4%
4	France	34	4.1%
5	Ukraine	33	4%
6	Austria	27	3.3%
7	India	13	1.6%
8	Japan	11	1.3%
9	Canada	10	1.2%
10	Denmark	9	1.1%
11	Argentina	7	0.8%
12	Cyprus	6	0.7%
13	Netherlands	6	0.7%
14	United Kingdom	6	0.7%
15	Thailand	6	0.7%
16	Turkey	5	0.6%
17	Singapore	5	0.6%
18	Korea, Republic of	5	0.6%
19	Australia	5	0.6%
20	Ireland	4	0.5%
21	Italy	3	0.4%
22	Czech Republic	3	0.4%
23	Bangladesh	3	0.4%
24	Belarus	3	0.4%
25	Egypt	3	0.4%
26	Hong Kong	2	0.2%
27	Bulgaria	2	0.2%
28	Iran, Islamic Republic of	2	0.2%
29	New Zealand	2	0.2%
30	Romania	2	0.2%
31	Slovakia	1	0.1%
32	Sweden	1	0.1%
33	Poland	1	0.1%
34	Mongolia	1	0.1%
35	Israel	1	0.1%
36	Indonesia	1	0.1%