Rank	Countries/Territories	Count	Percent
1	United States	602	34%
2	China	343	19.3%
3	Germany	137	7.7%
4	Australia	114	6.4%
5	India	102	5.8%
6	Netherlands	47	2.7%
7	United Kingdom	42	2.4%
8	Japan	35	2%
9	Russia	30	1.7%
10	Singapore	28	1.6%
11	France	27	1.5%
12	Ireland	21	1.2%
13	Canada	20	1.1%
14	Switzerland	15	0.8%
15	Romania	14	0.8%
16	Indonesia	14	0.8%
17	Saudi Arabia	12	0.7%
18	Thailand	11	0.6%
19	South Africa	8	0.5%
20	Nigeria	7	0.4%
21	Malaysia	7	0.4%
22	Turkey	7	0.4%
23	Israel	7	0.4%
24	Korea, Republic of	6	0.3%
25	Egypt	6	0.3%
26	Taiwan	6	0.3%
27	Philippines	6	0.3%
28	Poland	6	0.3%
29	Ukraine	5	0.3%
30	Belgium	5	0.3%
31	Italy	5	0.3%
32	Jordan	5	0.3%
33	Iran, Islamic Republic of	4	0.2%
34	Greece	4	0.2%
35	Viet Nam	4	0.2%
36	Spain	4	0.2%
37	Sri Lanka	4	0.2%
38	Mongolia	4	0.2%
39	Moldova, Republic of	3	0.2%
40	United Arab Emirates	3	0.2%
41	Hong Kong	3	0.2%
42	Chile	3	0.2%
43	Argentina	3	0.2%
44	Cyprus	3	0.2%
45	Czech Republic	3	0.2%
46	Ethiopia	2	0.1%
47	Bangladesh	2	0.1%
48	Brazil	2	0.1%
49	Hungary	2	0.1%
50	Ghana	2	0.1%
51	Pakistan	2	0.1%
52	Portugal	2	0.1%
53	Slovakia	1	0.1%
54	Palestine, State of	1	0.1%
55	New Zealand	1	0.1%
56	Malta	1	0.1%
57	Mexico	1	0.1%
58	Iraq	1	0.1%
59	Kazakhstan	1	0.1%
60	Kenya	1	0.1%
61	Lithuania	1	0.1%
62	Bulgaria	1	0.1%
63	Bahamas	1	0.1%
64	Georgia	1	0.1%
65	Denmark	1	0.1%
66	Costa Rica	1	0.1%