Rank	Countries/Territories	Count	Percent
1	United States	409	49.2%
2	China	177	21.3%
3	Germany	103	12.4%
4	France	32	3.8%
5	Korea, Republic of	30	3.6%
6	Japan	20	2.4%
7	Canada	12	1.4%
8		10	1.2%
9	Netherlands	7	0.8%
10	Australia	6	0.7%
11	Cyprus	6	0.7%
12	Malaysia	4	0.5%
13	Norway	3	0.4%
14	Taiwan	3	0.4%
15	Ukraine	2	0.2%
16	Singapore	2	0.2%
17	Kenya	2	0.2%
18	India	2	0.2%
19	Hong Kong	1	0.1%
20	Argentina	1	0.1%