Rank	Countries/Territories	Count	Percent
1	United States	489	33.1%
2	China	446	30.2%
3	Germany	110	7.4%
4	India	84	5.7%
5	Japan	83	5.6%
6	France	43	2.9%
7	Canada	23	1.6%
8	United Kingdom	22	1.5%
9		21	1.4%
10	Singapore	17	1.2%
11	Spain	15	1%
12	Netherlands	13	0.9%
13	Korea, Republic of	9	0.6%
14	Taiwan	9	0.6%
15	Australia	7	0.5%
16	Brazil	7	0.5%
17	Egypt	6	0.4%
18	Norway	6	0.4%
19	South Africa	5	0.3%
20	Saudi Arabia	4	0.3%
21	Mexico	4	0.3%
22	Cyprus	4	0.3%
23	Czech Republic	4	0.3%
24	Hong Kong	4	0.3%
25	Iran, Islamic Republic of	4	0.3%
26	Ireland	4	0.3%
27	Ukraine	4	0.3%
28	Mongolia	3	0.2%
29	Pakistan	3	0.2%
30	Palestine, State of	3	0.2%
31	Portugal	3	0.2%
32	New Zealand	2	0.1%
33	Jordan	2	0.1%
34	Italy	2	0.1%
35	Indonesia	2	0.1%
36	Denmark	2	0.1%
37	Thailand	2	0.1%
38	Turkey	2	0.1%
39	Bangladesh	1	0.1%
40	Georgia	1	0.1%
41	Malaysia	1	0.1%
42	Qatar	1	0.1%