Rank	Countries/Territories	Count	Percent
1	United States	379	36.8%
2	China	345	33.5%
3	Germany	68	6.6%
4	Korea, Republic of	54	5.2%
5	Sweden	23	2.2%
6	Japan	21	2%
7	Canada	17	1.7%
8	Australia	16	1.6%
9	Kenya	14	1.4%
10	France	11	1.1%
11	Netherlands	10	1%
12	Singapore	6	0.6%
13	India	6	0.6%
14	Iran, Islamic Republic of	5	0.5%
15	Ireland	5	0.5%
16	Czech Republic	5	0.5%
17	Cyprus	4	0.4%
18	Spain	4	0.4%
19	Pakistan	4	0.4%
20	Portugal	3	0.3%
21	Oman	3	0.3%
22	Iraq	3	0.3%
23	Indonesia	3	0.3%
24	United Kingdom	3	0.3%
25	Brazil	2	0.2%
26	Hong Kong	2	0.2%
27	Philippines	2	0.2%
28	Saudi Arabia	2	0.2%
29	Turkey	2	0.2%
30	Ukraine	1	0.1%
31	Switzerland	1	0.1%
32	South Africa	1	0.1%
33	Poland	1	0.1%
34	Romania	1	0.1%
35	Mexico	1	0.1%
36	Mongolia	1	0.1%