Rank	Countries/Territories	Count	Percent
1	United States	414	48.3%
2	China	244	28.5%
3	Germany	81	9.5%
4	Japan	15	1.8%
5	India	14	1.6%
6	Norway	13	1.5%
7	France	9	1.1%
8	United Kingdom	8	0.9%
9	Netherlands	7	0.8%
10	Turkey	7	0.8%
11	Australia	6	0.7%
12	Ireland	5	0.6%
13	Korea, Republic of	3	0.4%
14	Hong Kong	3	0.4%
15	Cyprus	3	0.4%
16	Mongolia	3	0.4%
17	Mexico	2	0.2%
18	Singapore	2	0.2%
19	Spain	2	0.2%
20	Sweden	2	0.2%
21	Azerbaijan	2	0.2%
22	Brazil	2	0.2%
23	Canada	2	0.2%
24	Macao	2	0.2%
25	Iran, Islamic Republic of	2	0.2%
26	Malaysia	1	0.1%
27	Tunisia	1	0.1%
28	Russia	1	0.1%
29	Ukraine	1	0.1%