Rank	Countries/Territories	Count	Percent
1	United States	246	43.5%
2	China	147	26%
3	Germany	69	12.2%
4	India	11	1.9%
5	Ireland	11	1.9%
6	Japan	9	1.6%
7	France	7	1.2%
8	Cyprus	6	1.1%
9	Australia	6	1.1%
10	Korea, Republic of	6	1.1%
11	Singapore	6	1.1%
12	Canada	5	0.9%
13	Brazil	4	0.7%
14	Russia	4	0.7%
15	Italy	3	0.5%
16	Chile	3	0.5%
17	Netherlands	3	0.5%
18	Norway	3	0.5%
19	Indonesia	2	0.4%
20	Greece	2	0.4%
21	Argentina	2	0.4%
22	Switzerland	2	0.4%
23	Ukraine	2	0.4%
24	Yemen	2	0.4%
25	United Arab Emirates	1	0.2%
26	Taiwan	1	0.2%
27	Spain	1	0.2%
28	Egypt	1	0.2%