Rank	Countries/Territories	Count	Percent
1	United States	332	33.5%
2	China	193	19.5%
3	Germany	74	7.5%
4	Latvia	45	4.5%
5	Japan	38	3.8%
6	Canada	31	3.1%
7		28	2.8%
8	Oman	24	2.4%
9	Netherlands	23	2.3%
10	United Kingdom	21	2.1%
11	Poland	18	1.8%
12	Spain	16	1.6%
13	Norway	15	1.5%
14	Australia	14	1.4%
15	Korea, Republic of	11	1.1%
16	Singapore	11	1.1%
17	Cyprus	9	0.9%
18	France	8	0.8%
19	Morocco	8	0.8%
20	Hong Kong	7	0.7%
21	Estonia	5	0.5%
22	Brazil	5	0.5%
23	Argentina	5	0.5%
24	Russia	5	0.5%
25	Mongolia	4	0.4%
26	Bangladesh	4	0.4%
27	Turkey	4	0.4%
28	Palestine, State of	4	0.4%
29	Denmark	3	0.3%
30	India	3	0.3%
31	Greece	3	0.3%
32	Saudi Arabia	3	0.3%
33	New Zealand	2	0.2%
34	Nigeria	2	0.2%
35	Kenya	2	0.2%
36	Mexico	1	0.1%
37	Serbia	1	0.1%
38	Indonesia	1	0.1%
39	Iran, Islamic Republic of	1	0.1%
40	Ireland	1	0.1%
41	Italy	1	0.1%
42	Georgia	1	0.1%
43	Belgium	1	0.1%
44	Czech Republic	1	0.1%
45	Philippines	1	0.1%
46	Syrian Arab Republic	1	0.1%