Rank	Countries/Territories	Count	Percent
1	United States	438	39.8%
2	China	234	21.3%
3	Germany	117	10.6%
4	India	83	7.5%
5	Canada	27	2.5%
6	Hong Kong	22	2%
7	Australia	18	1.6%
8	Japan	16	1.5%
9	Netherlands	14	1.3%
10	Korea, Republic of	13	1.2%
11	United Kingdom	13	1.2%
12	Ireland	12	1.1%
13	Cyprus	9	0.8%
14	Brazil	7	0.6%
15	Ukraine	6	0.5%
16	Senegal	6	0.5%
17	Belgium	5	0.5%
18	Argentina	4	0.4%
19	Costa Rica	4	0.4%
20	France	4	0.4%
21	Iran, Islamic Republic of	4	0.4%
22	Lithuania	3	0.3%
23	Nigeria	3	0.3%
24	Singapore	3	0.3%
25	Portugal	3	0.3%
26	Romania	2	0.2%
27	Russia	2	0.2%
28	Taiwan	2	0.2%
29	Thailand	2	0.2%
30	Libya	2	0.2%
31	Indonesia	2	0.2%
32	Albania	2	0.2%
33	Colombia	1	0.1%
34	Congo, The Democratic Republic of The	1	0.1%
35	Greece	1	0.1%
36	Denmark	1	0.1%
37	Egypt	1	0.1%
38	Ethiopia	1	0.1%
39	Hungary	1	0.1%
40	Iraq	1	0.1%
41	Jordan	1	0.1%
42	Moldova, Republic of	1	0.1%
43	Norway	1	0.1%
44	Philippines	1	0.1%
45	Poland	1	0.1%
46	Viet Nam	1	0.1%
47	Zimbabwe	1	0.1%
48	Puerto Rico	1	0.1%
49	Slovenia	1	0.1%
50	South Africa	1	0.1%
51	Switzerland	1	0.1%