Rank	Countries/Territories	Count	Percent
1	United States	418	35%
2	China	189	15.8%
3	Germany	99	8.3%
4	Japan	82	6.9%
5	India	50	4.2%
6	Australia	35	2.9%
7	Canada	31	2.6%
8	Taiwan	27	2.3%
9	Netherlands	20	1.7%
10	Hong Kong	18	1.5%
11	Korea, Republic of	17	1.4%
12	Malaysia	15	1.3%
13	Ireland	14	1.2%
14	Iran, Islamic Republic of	14	1.2%
15	Russia	13	1.1%
16	Turkey	11	0.9%
17	France	11	0.9%
18	Romania	10	0.8%
19	Indonesia	8	0.7%
20	Israel	8	0.7%
21	Mauritius	6	0.5%
22	Peru	6	0.5%
23	Ukraine	6	0.5%
24	United Kingdom	6	0.5%
25	Sri Lanka	6	0.5%
26	Singapore	5	0.4%
27	Cyprus	5	0.4%
28	Egypt	4	0.3%
29	Ghana	4	0.3%
30	Argentina	4	0.3%
31	Brazil	4	0.3%
32	South Africa	4	0.3%
33	Serbia	4	0.3%
34	Zambia	4	0.3%
35	Sweden	3	0.3%
36	Thailand	3	0.3%
37	Nigeria	3	0.3%
38	Norway	3	0.3%
39	Lithuania	2	0.2%
40	Iraq	2	0.2%
41	Bangladesh	2	0.2%
42	Czech Republic	2	0.2%
43	Denmark	2	0.2%
44	Viet Nam	2	0.2%
45	Portugal	2	0.2%
46	Poland	1	0.1%
47	Spain	1	0.1%
48	Senegal	1	0.1%
49	Tunisia	1	0.1%
50	Switzerland	1	0.1%
51	Belgium	1	0.1%
52	Azerbaijan	1	0.1%
53	Colombia	1	0.1%
54	Palestine, State of	1	0.1%
55	Mexico	1	0.1%
56	Namibia	1	0.1%