Rank	Countries/Territories	Count	Percent
1	United States	583	38.7%
2	China	429	28.5%
3	Germany	184	12.2%
4	Australia	113	7.5%
5	Singapore	37	2.5%
6	Korea, Republic of	36	2.4%
7	Canada	18	1.2%
8	France	14	0.9%
9	India	11	0.7%
10	Netherlands	11	0.7%
11	United Kingdom	9	0.6%
12	Cyprus	9	0.6%
13	Iran, Islamic Republic of	7	0.5%
14	Ireland	6	0.4%
15	Hong Kong	5	0.3%
16	Japan	5	0.3%
17	Ukraine	4	0.3%
18	Spain	3	0.2%
19	Sweden	3	0.2%
20	Malaysia	3	0.2%
21	Mongolia	3	0.2%
22	Italy	2	0.1%
23	Bangladesh	2	0.1%
24	Romania	2	0.1%
25	Russia	2	0.1%
26	Turkey	2	0.1%
27	Norway	1	0.1%
28	Switzerland	1	0.1%
29	Argentina	1	0.1%
30	Colombia	1	0.1%