Rank	Countries/Territories	Count	Percent
1	United States	511	27.5%
2	China	381	20.5%
3	India	201	10.8%
4	Japan	75	4%
5	Canada	67	3.6%
6	Denmark	45	2.4%
7	Germany	44	2.4%
8	Korea, Republic of	40	2.2%
9	Sri Lanka	37	2%
10	Chile	34	1.8%
11	Italy	33	1.8%
12	United Kingdom	30	1.6%
13	Australia	26	1.4%
14	Turkey	24	1.3%
15	Russia	23	1.2%
16	Romania	21	1.1%
17	Hong Kong	21	1.1%
18	Colombia	20	1.1%
19	Netherlands	18	1%
20	Ecuador	16	0.9%
21	Taiwan	15	0.8%
22	Greece	14	0.8%
23	Israel	11	0.6%
24	Brazil	11	0.6%
25	Ireland	10	0.5%
26	Malaysia	9	0.5%
27	Iran, Islamic Republic of	9	0.5%
28	Croatia	9	0.5%
29	Singapore	9	0.5%
30	Saudi Arabia	8	0.4%
31	Ukraine	7	0.4%
32	Switzerland	7	0.4%
33	Egypt	7	0.4%
34	Finland	5	0.3%
35	Argentina	5	0.3%
36	France	4	0.2%
37	Iraq	4	0.2%
38	Nigeria	4	0.2%
39	Pakistan	4	0.2%
40	Peru	4	0.2%
41	Norway	3	0.2%
42	Thailand	3	0.2%
43	Spain	3	0.2%
44	Indonesia	3	0.2%
45	Austria	3	0.2%
46	Bangladesh	2	0.1%
47	Mexico	2	0.1%
48	Sweden	2	0.1%
49	Poland	2	0.1%
50	Slovakia	2	0.1%
51	South Africa	1	0.1%
52	Viet Nam	1	0.1%
53	Guatemala	1	0.1%
54	Belarus	1	0.1%
55	Belgium	1	0.1%
56	Albania	1	0.1%
57	Bulgaria	1	0.1%
58	Cyprus	1	0.1%
59	Czech Republic	1	0.1%