Rank	Countries/Territories	Count	Percent
1	United States	572	34.5%
2	China	416	25.1%
3	Germany	85	5.1%
4	Japan	64	3.9%
5	India	44	2.7%
6	United Kingdom	41	2.5%
7	Canada	38	2.3%
8	Australia	35	2.1%
9	Netherlands	30	1.8%
10	Singapore	26	1.6%
11	Russia	21	1.3%
12	Saudi Arabia	20	1.2%
13	France	20	1.2%
14	Puerto Rico	18	1.1%
15	Italy	17	1%
16	Thailand	16	1%
17	Ireland	15	0.9%
18	Korea, Republic of	13	0.8%
19	Brazil	13	0.8%
20	Philippines	10	0.6%
21	Hong Kong	9	0.5%
22	Taiwan	8	0.5%
23	Spain	7	0.4%
24	Malaysia	7	0.4%
25	Indonesia	6	0.4%
26	Argentina	6	0.4%
27	Cyprus	6	0.4%
28	South Africa	6	0.4%
29	Romania	5	0.3%
30	Pakistan	5	0.3%
31	Turkey	5	0.3%
32	Ukraine	5	0.3%
33	Mexico	5	0.3%
34	Egypt	4	0.2%
35	Hungary	4	0.2%
36	Viet Nam	4	0.2%
37	Peru	3	0.2%
38	Syrian Arab Republic	3	0.2%
39	Greece	3	0.2%
40	Ethiopia	3	0.2%
41	Chile	3	0.2%
42	Lithuania	3	0.2%
43	Mozambique	3	0.2%
44	New Zealand	2	0.1%
45	Lebanon	2	0.1%
46	Colombia	2	0.1%
47	Croatia	2	0.1%
48	Bulgaria	2	0.1%
49	Austria	2	0.1%
50	Bangladesh	2	0.1%
51	Portugal	2	0.1%
52	Paraguay	2	0.1%
53	Palestine, State of	1	0.1%
54	Poland	1	0.1%
55	Sri Lanka	1	0.1%
56	Sweden	1	0.1%
57	United Arab Emirates	1	0.1%
58	Venezuela, Bolivarian Republic of	1	0.1%
59	Cambodia	1	0.1%
60	Guatemala	1	0.1%
61	Kazakhstan	1	0.1%
62	Iran, Islamic Republic of	1	0.1%
63	Mongolia	1	0.1%
64	Morocco	1	0.1%