Rank	Countries/Territories	Count	Percent
1	United States	308	43.6%
2	China	218	30.8%
3	Germany	56	7.9%
4	United Kingdom	15	2.1%
5	France	13	1.8%
6	Korea, Republic of	13	1.8%
7	Norway	11	1.6%
8	Hong Kong	10	1.4%
9	Italy	9	1.3%
10	Japan	9	1.3%
11	Singapore	9	1.3%
12	India	7	1%
13	Netherlands	4	0.6%
14	Turkey	3	0.4%
15	Canada	3	0.4%
16	Cyprus	2	0.3%
17	Macao	2	0.3%
18	Malaysia	2	0.3%
19	Mongolia	2	0.3%
20	Iran, Islamic Republic of	2	0.3%
21	Colombia	2	0.3%
22	Austria	2	0.3%
23	Australia	1	0.1%
24	Croatia	1	0.1%
25	Ireland	1	0.1%
26	Spain	1	0.1%
27	Russia	1	0.1%