Rank	Countries/Territories	Count	Percent
1	United States	263	42.4%
2	China	144	23.2%
3	Germany	63	10.1%
4	Canada	31	5%
5	Japan	19	3.1%
6	Netherlands	13	2.1%
7	United Kingdom	12	1.9%
8	Malaysia	11	1.8%
9	Australia	10	1.6%
10	India	9	1.4%
11	Italy	9	1.4%
12	France	6	1%
13	Norway	6	1%
14	Taiwan	4	0.6%
15	Hong Kong	3	0.5%
16	Cyprus	2	0.3%
17	Iran, Islamic Republic of	2	0.3%
18	Mauritius	2	0.3%
19	Portugal	2	0.3%
20	Russia	2	0.3%
21	Saudi Arabia	2	0.3%
22	Singapore	1	0.2%
23	Spain	1	0.2%
24	Korea, Republic of	1	0.2%
25	Belgium	1	0.2%
26	Brazil	1	0.2%
27	Argentina	1	0.2%