Rank	Countries/Territories	Count	Percent
1	United States	371	31.1%
2	China	327	27.4%
3	Germany	120	10.1%
4	India	50	4.2%
5	Japan	43	3.6%
6		27	2.3%
7	Australia	22	1.8%
8	United Kingdom	22	1.8%
9	Brazil	21	1.8%
10	Netherlands	21	1.8%
11	Singapore	21	1.8%
12	Norway	14	1.2%
13	France	12	1%
14	Spain	12	1%
15	Cyprus	8	0.7%
16	Mexico	8	0.7%
17	Iran, Islamic Republic of	7	0.6%
18	Malaysia	6	0.5%
19	Canada	6	0.5%
20	Egypt	6	0.5%
21	Switzerland	6	0.5%
22	Ukraine	5	0.4%
23	Hong Kong	5	0.4%
24	Korea, Republic of	5	0.4%
25	South Africa	4	0.3%
26	Greece	4	0.3%
27	Ecuador	4	0.3%
28	Taiwan	4	0.3%
29	Turkey	3	0.3%
30	Denmark	3	0.3%
31	Poland	3	0.3%
32	Romania	3	0.3%
33	Ireland	3	0.3%
34	Italy	3	0.3%
35	Russia	2	0.2%
36	New Zealand	2	0.2%
37	Croatia	2	0.2%
38	Sri Lanka	2	0.2%
39	Czech Republic	1	0.1%
40	Argentina	1	0.1%
41	Ghana	1	0.1%
42	Nigeria	1	0.1%
43	Senegal	1	0.1%
44	Latvia	1	0.1%