Rank	Countries/Territories	Count	Percent
1	United States	415	32.4%
2	China	390	30.5%
3	Germany	144	11.3%
4	Czech Republic	31	2.4%
5	India	28	2.2%
6	Japan	26	2%
7		25	2%
8	Brazil	21	1.6%
9	Canada	19	1.5%
10	Netherlands	15	1.2%
11	Turkey	15	1.2%
12	Norway	13	1%
13	Spain	13	1%
14	Cyprus	12	0.9%
15	Taiwan	12	0.9%
16	Singapore	10	0.8%
17	Switzerland	9	0.7%
18	France	9	0.7%
19	Hong Kong	8	0.6%
20	Colombia	7	0.5%
21	Australia	7	0.5%
22	Egypt	6	0.5%
23	Viet Nam	6	0.5%
24	Russia	5	0.4%
25	Ireland	5	0.4%
26	United Kingdom	4	0.3%
27	Philippines	3	0.2%
28	Poland	2	0.2%
29	Pakistan	2	0.2%
30	Korea, Republic of	2	0.2%
31	Malaysia	2	0.2%
32	Mexico	2	0.2%
33	Indonesia	2	0.2%
34	Bangladesh	2	0.2%
35	Argentina	1	0.1%
36	Iran, Islamic Republic of	1	0.1%
37	Georgia	1	0.1%
38	Oman	1	0.1%
39	Jordan	1	0.1%
40	Peru	1	0.1%
41	Romania	1	0.1%