Rank	Countries/Territories	Count	Percent
1	United States	505	38.6%
2	China	234	17.9%
3	Germany	73	5.6%
4	India	51	3.9%
5	Australia	35	2.7%
6	Netherlands	32	2.4%
7	United Kingdom	32	2.4%
8	Poland	16	1.2%
9	Turkey	16	1.2%
10	Ecuador	16	1.2%
11	France	15	1.1%
12	Egypt	13	1%
13	Canada	13	1%
14	Singapore	13	1%
15	Korea, Republic of	13	1%
16	Russia	12	0.9%
17	Romania	10	0.8%
18	Brazil	10	0.8%
19	Iran, Islamic Republic of	10	0.8%
20	Ireland	10	0.8%
21	Italy	9	0.7%
22	Hong Kong	8	0.6%
23	Sweden	8	0.6%
24	South Africa	8	0.6%
25	Spain	8	0.6%
26	Philippines	7	0.5%
27	Hungary	7	0.5%
28	Greece	7	0.5%
29	Georgia	7	0.5%
30	Japan	7	0.5%
31	Indonesia	7	0.5%
32	Croatia	6	0.5%
33	Lithuania	6	0.5%
34	Saudi Arabia	6	0.5%
35	Pakistan	5	0.4%
36	Jordan	5	0.4%
37	Bangladesh	4	0.3%
38	Belgium	3	0.2%
39	Cyprus	3	0.2%
40	Czech Republic	3	0.2%
41	Colombia	3	0.2%
42	Nepal	3	0.2%
43	Mexico	3	0.2%
44	Mongolia	3	0.2%
45	Switzerland	3	0.2%
46	Ukraine	3	0.2%
47	Viet Nam	3	0.2%
48	Tanzania, United Republic of	2	0.2%
49	Slovakia	2	0.2%
50	Slovenia	2	0.2%
51	Lebanon	2	0.2%
52	New Zealand	2	0.2%
53	Peru	2	0.2%
54	Puerto Rico	2	0.2%
55	Kenya	2	0.2%
56	Iraq	2	0.2%
57	Denmark	2	0.2%
58	Zimbabwe	2	0.2%
59	Ethiopia	1	0.1%
60	Finland	1	0.1%
61	Bulgaria	1	0.1%
62	Belarus	1	0.1%
63	Azerbaijan	1	0.1%
64	Portugal	1	0.1%
65	Myanmar	1	0.1%
66	Serbia	1	0.1%
67	Thailand	1	0.1%
68	Tunisia	1	0.1%
69	Yemen	1	0.1%
70	Zambia	1	0.1%
71	Sri Lanka	1	0.1%