Rank	Countries/Territories	Count	Percent
1	United States	308	41.8%
2	China	223	30.3%
3	Germany	66	9%
4	Canada	33	4.5%
5	Singapore	23	3.1%
6	France	20	2.7%
7	Japan	16	2.2%
8	Hong Kong	9	1.2%
9	Cyprus	8	1.1%
10	Korea, Republic of	7	0.9%
11	Italy	6	0.8%
12	India	4	0.5%
13	Malaysia	2	0.3%
14	Netherlands	2	0.3%
15	Norway	2	0.3%
16	Greece	2	0.3%
17	Argentina	2	0.3%
18	Australia	2	0.3%
19		1	0.1%
20	Switzerland	1	0.1%