Rank	Countries/Territories	Count	Percent
1	United States	443	39.9%
2	China	291	26.2%
3	Germany	128	11.5%
4	Ukraine	37	3.3%
5	Canada	32	2.9%
6	Japan	24	2.2%
7	India	21	1.9%
8	Korea, Republic of	17	1.5%
9	Hong Kong	13	1.2%
10	Netherlands	12	1.1%
11	Norway	12	1.1%
12	Singapore	11	1%
13	France	11	1%
14	Ireland	9	0.8%
15	Argentina	9	0.8%
16	Cyprus	7	0.6%
17	Italy	5	0.5%
18	Brazil	3	0.3%
19	United Kingdom	3	0.3%
20	Russia	2	0.2%
21	Saudi Arabia	2	0.2%
22	Mexico	2	0.2%
23	Mongolia	2	0.2%
24	Bangladesh	2	0.2%
25	Czech Republic	2	0.2%
26	Colombia	2	0.2%
27	Indonesia	2	0.2%
28	Egypt	1	0.1%
29	Australia	1	0.1%
30	Lithuania	1	0.1%
31	Pakistan	1	0.1%
32	Philippines	1	0.1%
33	Switzerland	1	0.1%