Rank	Countries/Territories	Count	Percent
1	United States	885	42%
2	China	622	29.5%
3	Germany	176	8.4%
4	Japan	66	3.1%
5	Netherlands	54	2.6%
6	Bulgaria	47	2.2%
7	France	44	2.1%
8	Canada	18	0.9%
9	Australia	15	0.7%
10	India	15	0.7%
11	Russia	12	0.6%
12	Thailand	11	0.5%
13	United Kingdom	10	0.5%
14	Spain	10	0.5%
15	Latvia	10	0.5%
16	Mauritius	9	0.4%
17	Nigeria	7	0.3%
18	Ireland	7	0.3%
19	Korea, Republic of	7	0.3%
20	Singapore	7	0.3%
21	South Africa	7	0.3%
22	Hong Kong	7	0.3%
23	Cyprus	7	0.3%
24	Philippines	6	0.3%
25	Turkey	6	0.3%
26	Sweden	5	0.2%
27	Lithuania	5	0.2%
28	Romania	4	0.2%
29	Ukraine	4	0.2%
30	Viet Nam	3	0.1%
31	Morocco	3	0.1%
32	Belgium	3	0.1%
33	Bangladesh	2	0.1%
34	Iran, Islamic Republic of	2	0.1%
35	Kenya	2	0.1%
36	Portugal	2	0.1%
37	Norway	1	0%
38	Moldova, Republic of	1	0%
39	Mongolia	1	0%
40	Ghana	1	0%
41	Greece	1	0%
42	Argentina	1	0%
43	Togo	1	0%