Rank	Countries/Territories	Count	Percent
1	United States	185	38.4%
2	China	138	28.6%
3	Germany	45	9.3%
4	Korea, Republic of	20	4.1%
5	France	19	3.9%
6	Canada	16	3.3%
7	Japan	15	3.1%
8	Singapore	12	2.5%
9	Australia	6	1.2%
10	Ireland	6	1.2%
11	Malaysia	4	0.8%
12	Egypt	3	0.6%
13	India	2	0.4%
14	Cyprus	2	0.4%
15	Netherlands	2	0.4%
16	Romania	2	0.4%
17	Sweden	2	0.4%
18	Mongolia	1	0.2%
19	Lebanon	1	0.2%
20	Argentina	1	0.2%