Rank	Countries/Territories	Count	Percent
1	United States	561	40.3%
2	China	325	23.3%
3	Germany	65	4.7%
4	India	54	3.9%
5	Canada	39	2.8%
6	France	31	2.2%
7	Netherlands	31	2.2%
8	Russia	29	2.1%
9	Japan	21	1.5%
10	Australia	20	1.4%
11	United Kingdom	19	1.4%
12	Korea, Republic of	18	1.3%
13	Israel	11	0.8%
14	Italy	10	0.7%
15	Brazil	10	0.7%
16		9	0.6%
17	Cyprus	9	0.6%
18	Ireland	9	0.6%
19	Singapore	9	0.6%
20	Turkey	8	0.6%
21	Ukraine	7	0.5%
22	Syrian Arab Republic	5	0.4%
23	Thailand	5	0.4%
24	Viet Nam	5	0.4%
25	Latvia	5	0.4%
26	Malaysia	5	0.4%
27	Denmark	4	0.3%
28	Argentina	4	0.3%
29	United Arab Emirates	4	0.3%
30	Sweden	4	0.3%
31	Poland	4	0.3%
32	Qatar	3	0.2%
33	Romania	3	0.2%
34	Tunisia	3	0.2%
35	Egypt	3	0.2%
36	Ghana	3	0.2%
37	Hong Kong	3	0.2%
38	New Zealand	3	0.2%
39	Libya	2	0.1%
40	Kenya	2	0.1%
41	Indonesia	2	0.1%
42	Armenia	2	0.1%
43	Switzerland	2	0.1%
44	South Africa	2	0.1%
45	Portugal	2	0.1%
46	Mexico	2	0.1%
47	Mongolia	2	0.1%
48	Philippines	2	0.1%
49	Morocco	1	0.1%
50	Puerto Rico	1	0.1%
51	Serbia	1	0.1%
52	Spain	1	0.1%
53	Bosnia and Herzegovina	1	0.1%
54	Bulgaria	1	0.1%
55	Kuwait	1	0.1%
56	Jordan	1	0.1%
57	Malta	1	0.1%
58	Mauritius	1	0.1%
59	Pakistan	1	0.1%
60	Peru	1	0.1%