Rank	Countries/Territories	Count	Percent
1	United States	366	35.7%
2	China	298	29%
3	Germany	66	6.4%
4	Japan	32	3.1%
5	Ireland	28	2.7%
6	Russia	28	2.7%
7	France	23	2.2%
8	Spain	22	2.1%
9	Canada	21	2%
10	Singapore	20	1.9%
11	United Kingdom	15	1.5%
12	Netherlands	14	1.4%
13	Iran, Islamic Republic of	13	1.3%
14	Sweden	11	1.1%
15	India	10	1%
16	Australia	8	0.8%
17	Denmark	7	0.7%
18	Italy	7	0.7%
19	Hong Kong	4	0.4%
20	Argentina	4	0.4%
21	Mexico	4	0.4%
22	Luxembourg	3	0.3%
23	Turkey	3	0.3%
24	Cyprus	3	0.3%
25	Hungary	3	0.3%
26	Korea, Republic of	2	0.2%
27	Ecuador	2	0.2%
28	Bangladesh	2	0.2%
29	Switzerland	2	0.2%
30	Ukraine	1	0.1%
31	Mongolia	1	0.1%
32	Portugal	1	0.1%
33	Romania	1	0.1%
34	Belgium	1	0.1%