Rank	Countries/Territories	Count	Percent
1	United States	328	28.7%
2	China	242	21.2%
3	Japan	92	8%
4	India	78	6.8%
5	Netherlands	36	3.1%
6	United Kingdom	32	2.8%
7	Germany	31	2.7%
8	France	28	2.4%
9	Canada	24	2.1%
10	Singapore	20	1.7%
11	Ireland	17	1.5%
12	Russia	15	1.3%
13	South Africa	12	1%
14	Indonesia	11	1%
15	Australia	11	1%
16	Switzerland	10	0.9%
17	Philippines	10	0.9%
18	Romania	8	0.7%
19	Italy	8	0.7%
20	Mexico	7	0.6%
21	Malaysia	7	0.6%
22	Egypt	7	0.6%
23	Saudi Arabia	7	0.6%
24	Peru	6	0.5%
25	Sri Lanka	6	0.5%
26	Ukraine	6	0.5%
27	Turkey	5	0.4%
28	Nigeria	5	0.4%
29	Ghana	5	0.4%
30	Hong Kong	5	0.4%
31	Korea, Republic of	4	0.3%
32	Ethiopia	4	0.3%
33	Pakistan	4	0.3%
34	Serbia	4	0.3%
35	Tanzania, United Republic of	4	0.3%
36	Zambia	4	0.3%
37	Czech Republic	3	0.3%
38	Georgia	3	0.3%
39	Iran, Islamic Republic of	3	0.3%
40	Hungary	2	0.2%
41	Nepal	2	0.2%
42	Austria	2	0.2%
43	Bangladesh	2	0.2%
44	Brazil	2	0.2%
45	Argentina	2	0.2%
46	United Arab Emirates	2	0.2%
47	Viet Nam	2	0.2%
48	Spain	2	0.2%
49	Palestine, State of	2	0.2%
50	Portugal	1	0.1%
51	Qatar	1	0.1%
52	Somalia	1	0.1%
53	Thailand	1	0.1%
54	Armenia	1	0.1%
55	Algeria	1	0.1%
56	Greece	1	0.1%
57	New Zealand	1	0.1%
58	Latvia	1	0.1%
59	Mauritius	1	0.1%
60	Iraq	1	0.1%