Rank	Countries/Territories	Count	Percent
1	United States	406	25.6%
2	China	290	18.3%
3	India	195	12.3%
4	Japan	71	4.5%
5	Canada	51	3.2%
6	Denmark	45	2.8%
7	Germany	42	2.7%
8	Korea, Republic of	40	2.5%
9	Sri Lanka	35	2.2%
10	Chile	31	2%
11	United Kingdom	30	1.9%
12	Italy	27	1.7%
13	Australia	22	1.4%
14	Russia	22	1.4%
15	Turkey	21	1.3%
16	Romania	20	1.3%
17	Colombia	17	1.1%
18	Netherlands	17	1.1%
19	Hong Kong	16	1%
20	Ecuador	16	1%
21	Greece	14	0.9%
22	Taiwan	13	0.8%
23	Israel	11	0.7%
24	Brazil	11	0.7%
25	Ireland	10	0.6%
26	Iran, Islamic Republic of	9	0.6%
27	Malaysia	9	0.6%
28	Croatia	9	0.6%
29	Singapore	9	0.6%
30	Ukraine	7	0.4%
31	Switzerland	7	0.4%
32	Saudi Arabia	5	0.3%
33	Finland	5	0.3%
34	Nigeria	4	0.3%
35	Iraq	4	0.3%
36	Pakistan	4	0.3%
37	Peru	4	0.3%
38	Spain	3	0.2%
39	Thailand	3	0.2%
40	Indonesia	3	0.2%
41	Norway	3	0.2%
42	France	3	0.2%
43	Egypt	3	0.2%
44	Austria	2	0.1%
45	Bangladesh	2	0.1%
46	Mexico	2	0.1%
47	Sweden	2	0.1%
48	Slovakia	2	0.1%
49	Poland	2	0.1%
50	South Africa	1	0.1%
51	Belarus	1	0.1%
52	Albania	1	0.1%
53	Cyprus	1	0.1%
54	Czech Republic	1	0.1%