Rank	Countries/Territories	Count	Percent
1	United States	325	31.7%
2	China	262	25.5%
3	Germany	57	5.6%
4	Sri Lanka	47	4.6%
5	India	29	2.8%
6	Japan	29	2.8%
7	France	17	1.7%
8	Russia	17	1.7%
9	Netherlands	15	1.5%
10	Canada	13	1.3%
11	United Kingdom	13	1.3%
12	Switzerland	11	1.1%
13	Ethiopia	10	1%
14	Korea, Republic of	10	1%
15	Malaysia	9	0.9%
16	Spain	9	0.9%
17	Uganda	8	0.8%
18	Turkey	7	0.7%
19	Romania	7	0.7%
20	Italy	7	0.7%
21	Mexico	6	0.6%
22	Iran, Islamic Republic of	6	0.6%
23	Egypt	6	0.6%
24	Brazil	6	0.6%
25	Argentina	6	0.6%
26	Australia	6	0.6%
27	Thailand	6	0.6%
28	Sweden	5	0.5%
29	Taiwan	5	0.5%
30	Greece	5	0.5%
31	Cyprus	4	0.4%
32	Syrian Arab Republic	4	0.4%
33	Saudi Arabia	4	0.4%
34	Singapore	4	0.4%
35	Portugal	3	0.3%
36	Algeria	3	0.3%
37	Brunei Darussalam	2	0.2%
38	Bulgaria	2	0.2%
39	Bangladesh	2	0.2%
40	Bosnia and Herzegovina	2	0.2%
41	Ecuador	2	0.2%
42	Hong Kong	2	0.2%
43	Finland	2	0.2%
44	Israel	2	0.2%
45	Nepal	2	0.2%
46	Slovakia	2	0.2%
47	Nigeria	2	0.2%
48	Norway	2	0.2%
49	Pakistan	2	0.2%
50	Philippines	2	0.2%
51	Ukraine	2	0.2%
52	United Arab Emirates	2	0.2%
53	Viet Nam	2	0.2%
54	Poland	1	0.1%
55	Oman	1	0.1%
56	South Africa	1	0.1%
57	Tanzania, United Republic of	1	0.1%
58	New Zealand	1	0.1%
59	Myanmar	1	0.1%
60	Latvia	1	0.1%
61	Kenya	1	0.1%
62	Iraq	1	0.1%
63	Indonesia	1	0.1%
64	Estonia	1	0.1%