Rank	Countries/Territories	Count	Percent
1	United States	492	38.9%
2	China	330	26.1%
3	Germany	125	9.9%
4	France	40	3.2%
5	Netherlands	38	3%
6	Canada	34	2.7%
7	Russia	27	2.1%
8	Japan	24	1.9%
9	Romania	14	1.1%
10	India	14	1.1%
11	Taiwan	14	1.1%
12	United Kingdom	11	0.9%
13	Sweden	10	0.8%
14	Ireland	10	0.8%
15	Singapore	8	0.6%
16	Costa Rica	7	0.6%
17	Finland	6	0.5%
18	Korea, Republic of	6	0.5%
19	Cyprus	4	0.3%
20	Australia	3	0.2%
21	Belgium	3	0.2%
22	Brazil	3	0.2%
23	Iran, Islamic Republic of	3	0.2%
24	Spain	3	0.2%
25	Norway	3	0.2%
26	Thailand	3	0.2%
27	Ukraine	3	0.2%
28	Switzerland	2	0.2%
29	Portugal	2	0.2%
30	Saudi Arabia	2	0.2%
31	Mongolia	2	0.2%
32	Malaysia	2	0.2%
33	Cambodia	2	0.2%
34	Bangladesh	1	0.1%
35	Denmark	1	0.1%
36	Ethiopia	1	0.1%
37	Iraq	1	0.1%
38	Israel	1	0.1%
39	Italy	1	0.1%
40	Hong Kong	1	0.1%
41	Malta	1	0.1%
42	Lebanon	1	0.1%
43	Kenya	1	0.1%
44	Serbia	1	0.1%
45	Oman	1	0.1%
46	Turkey	1	0.1%
47	Viet Nam	1	0.1%