Rank	Countries/Territories	Count	Percent
1	United States	338	38.1%
2	China	196	22.1%
3	Germany	109	12.3%
4	Netherlands	34	3.8%
5	France	30	3.4%
6	Russia	24	2.7%
7	Canada	23	2.6%
8	Japan	16	1.8%
9	Romania	11	1.2%
10	Sweden	10	1.1%
11	Taiwan	10	1.1%
12	India	10	1.1%
13	United Kingdom	8	0.9%
14	Ireland	7	0.8%
15	Costa Rica	7	0.8%
16	Finland	6	0.7%
17	Singapore	5	0.6%
18	Korea, Republic of	4	0.5%
19	Cyprus	4	0.5%
20	Brazil	3	0.3%
21	Iran, Islamic Republic of	3	0.3%
22	Spain	3	0.3%
23	Thailand	3	0.3%
24	Ukraine	3	0.3%
25	Saudi Arabia	2	0.2%
26	Malaysia	2	0.2%
27	Norway	2	0.2%
28	Cambodia	2	0.2%
29	Australia	1	0.1%
30	Bangladesh	1	0.1%
31	Denmark	1	0.1%
32	Ethiopia	1	0.1%
33	Iraq	1	0.1%
34	Italy	1	0.1%
35	Hong Kong	1	0.1%
36	Oman	1	0.1%
37	Malta	1	0.1%
38	Kenya	1	0.1%
39	Serbia	1	0.1%
40	Turkey	1	0.1%