Rank	Countries/Territories	Count	Percent
1	United States	150	39.4%
2	China	63	16.5%
3	Germany	43	11.3%
4	India	18	4.7%
5	Japan	13	3.4%
6	Ireland	11	2.9%
7	United Kingdom	9	2.4%
8	France	8	2.1%
9	Australia	8	2.1%
10	Korea, Republic of	6	1.6%
11	Netherlands	6	1.6%
12	Italy	5	1.3%
13	Brazil	4	1%
14	Singapore	4	1%
15	Spain	3	0.8%
16	Switzerland	3	0.8%
17	Philippines	3	0.8%
18	Chile	3	0.8%
19	Indonesia	3	0.8%
20	Mexico	2	0.5%
21	Cyprus	2	0.5%
22	Canada	2	0.5%
23	Austria	2	0.5%
24	Romania	2	0.5%
25	Syrian Arab Republic	2	0.5%
26	United Arab Emirates	2	0.5%
27	Viet Nam	1	0.3%
28	Azerbaijan	1	0.3%
29	Morocco	1	0.3%
30	Jordan	1	0.3%