Rank	Countries/Territories	Count	Percent
1	United States	617	39.3%
2	China	514	32.8%
3	Germany	124	7.9%
4	India	79	5%
5	Japan	22	1.4%
6	Ireland	20	1.3%
7	United Kingdom	19	1.2%
8	Canada	18	1.1%
9	France	18	1.1%
10	Taiwan	16	1%
11	Australia	16	1%
12	Russia	15	1%
13	Israel	13	0.8%
14	Brazil	12	0.8%
15	Netherlands	12	0.8%
16	Korea, Republic of	6	0.4%
17	Turkey	6	0.4%
18	Iran, Islamic Republic of	6	0.4%
19	Hong Kong	6	0.4%
20	Cyprus	5	0.3%
21	Argentina	4	0.3%
22	Viet Nam	2	0.1%
23	Singapore	2	0.1%
24	South Africa	2	0.1%
25	Mongolia	2	0.1%
26	Luxembourg	1	0.1%
27	Norway	1	0.1%
28	Pakistan	1	0.1%
29	Poland	1	0.1%
30	Romania	1	0.1%
31	Sweden	1	0.1%
32	Czech Republic	1	0.1%
33	Denmark	1	0.1%
34	Egypt	1	0.1%
35	El Salvador	1	0.1%
36	Finland	1	0.1%
37	Italy	1	0.1%
38	Kenya	1	0.1%