Rank	Countries/Territories	Count	Percent
1	United States	546	35.4%
2	China	358	23.2%
3	Germany	97	6.3%
4	Latvia	63	4.1%
5	Japan	54	3.5%
6	Canada	54	3.5%
7	Jordan	53	3.4%
8	France	33	2.1%
9	Netherlands	24	1.6%
10	Sweden	22	1.4%
11	Greece	21	1.4%
12	Italy	16	1%
13	Russia	16	1%
14	Singapore	16	1%
15	Switzerland	15	1%
16	United Kingdom	15	1%
17	Turkey	13	0.8%
18	Egypt	13	0.8%
19	Iran, Islamic Republic of	9	0.6%
20	Australia	8	0.5%
21	Argentina	7	0.5%
22	Belgium	7	0.5%
23	Cyprus	5	0.3%
24	Peru	5	0.3%
25	Poland	4	0.3%
26	Serbia	4	0.3%
27	Thailand	4	0.3%
28	Viet Nam	4	0.3%
29	Chile	4	0.3%
30	Angola	4	0.3%
31	Bangladesh	3	0.2%
32	Denmark	3	0.2%
33	India	3	0.2%
34	Indonesia	3	0.2%
35	Hong Kong	3	0.2%
36	Norway	3	0.2%
37	Malaysia	3	0.2%
38	Syrian Arab Republic	3	0.2%
39	Romania	3	0.2%
40	Spain	2	0.1%
41	Ukraine	2	0.1%
42	Hungary	2	0.1%
43	Ireland	2	0.1%
44	Estonia	2	0.1%
45	Bulgaria	2	0.1%
46	Ecuador	1	0.1%
47	Brazil	1	0.1%
48	Israel	1	0.1%
49	Mongolia	1	0.1%
50	Korea, Republic of	1	0.1%
51	Lithuania	1	0.1%
52	Taiwan	1	0.1%
53	Sri Lanka	1	0.1%
54	Portugal	1	0.1%