Rank	Countries/Territories	Count	Percent
1	United States	368	40.8%
2	China	198	22%
3	Germany	83	9.2%
4	Korea, Republic of	70	7.8%
5	Singapore	38	4.2%
6	Netherlands	29	3.2%
7	France	24	2.7%
8	Japan	13	1.4%
9	Ireland	11	1.2%
10	Australia	11	1.2%
11	Cyprus	8	0.9%
12	Norway	8	0.9%
13	United Kingdom	6	0.7%
14	Canada	5	0.6%
15	Cuba	3	0.3%
16	Iran, Islamic Republic of	3	0.3%
17	Egypt	3	0.3%
18	Mongolia	3	0.3%
19	Switzerland	2	0.2%
20	Turkey	2	0.2%
21	Ukraine	2	0.2%
22	Russia	2	0.2%
23	Taiwan	1	0.1%
24	Romania	1	0.1%
25	Hong Kong	1	0.1%
26	India	1	0.1%
27	Lebanon	1	0.1%
28	Malaysia	1	0.1%
29	Denmark	1	0.1%
30	Argentina	1	0.1%
31	Bangladesh	1	0.1%