Rank	Countries/Territories	Count	Percent
1	United States	418	31.1%
2	China	411	30.6%
3	Germany	73	5.4%
4	Canada	53	3.9%
5	Latvia	45	3.3%
6	Australia	37	2.8%
7	India	36	2.7%
8	Japan	35	2.6%
9	Netherlands	33	2.5%
10	Russia	28	2.1%
11	United Kingdom	20	1.5%
12	France	15	1.1%
13	Korea, Republic of	12	0.9%
14	Ireland	10	0.7%
15	Cyprus	10	0.7%
16	Egypt	8	0.6%
17	Singapore	8	0.6%
18	Moldova, Republic of	7	0.5%
19	Indonesia	6	0.4%
20	Turkey	6	0.4%
21	Ukraine	6	0.4%
22	Thailand	5	0.4%
23	Saudi Arabia	5	0.4%
24	Romania	4	0.3%
25	Mexico	4	0.3%
26	Argentina	4	0.3%
27	Switzerland	4	0.3%
28	Syrian Arab Republic	3	0.2%
29	South Africa	3	0.2%
30	Algeria	3	0.2%
31	Brazil	3	0.2%
32	Ethiopia	3	0.2%
33	Mongolia	3	0.2%
34	Pakistan	3	0.2%
35	Qatar	2	0.1%
36	Finland	2	0.1%
37	Bulgaria	2	0.1%
38	Bangladesh	2	0.1%
39	Taiwan	2	0.1%
40	Viet Nam	2	0.1%
41	Slovakia	1	0.1%
42	Bosnia and Herzegovina	1	0.1%
43	Chile	1	0.1%
44	El Salvador	1	0.1%
45	Ecuador	1	0.1%
46	Philippines	1	0.1%
47	Poland	1	0.1%
48	Portugal	1	0.1%
49	Nepal	1	0.1%