Rank	Countries/Territories	Count	Percent
1	United States	439	38.4%
2	China	249	21.8%
3	Germany	134	11.7%
4	Lithuania	36	3.1%
5	Netherlands	31	2.7%
6	Russia	22	1.9%
7	India	20	1.7%
8	France	19	1.7%
9	Canada	18	1.6%
10	Viet Nam	18	1.6%
11	Japan	16	1.4%
12	Singapore	15	1.3%
13	Australia	12	1%
14	Ireland	12	1%
15	Greece	9	0.8%
16	Hong Kong	9	0.8%
17	Korea, Republic of	8	0.7%
18	Nigeria	6	0.5%
19	Cyprus	6	0.5%
20	United Kingdom	6	0.5%
21	Romania	5	0.4%
22	Brazil	5	0.4%
23	Mongolia	4	0.3%
24	Latvia	4	0.3%
25	Ukraine	4	0.3%
26	Switzerland	4	0.3%
27	Taiwan	3	0.3%
28	Philippines	3	0.3%
29	Ecuador	3	0.3%
30	Georgia	3	0.3%
31	Dominican Republic	2	0.2%
32	Spain	2	0.2%
33	Argentina	2	0.2%
34	Kazakhstan	2	0.2%
35	Kuwait	1	0.1%
36	Luxembourg	1	0.1%
37	Macao	1	0.1%
38	Sri Lanka	1	0.1%
39	Saudi Arabia	1	0.1%
40	Peru	1	0.1%
41	Egypt	1	0.1%
42	Bulgaria	1	0.1%
43	Chile	1	0.1%
44	Italy	1	0.1%
45	Indonesia	1	0.1%
46	Venezuela, Bolivarian Republic of	1	0.1%