Rank	Countries/Territories	Count	Percent
1	United States	304	36.1%
2	China	288	34.2%
3	Germany	91	10.8%
4		31	3.7%
5	Canada	27	3.2%
6	Italy	14	1.7%
7	Japan	13	1.5%
8	India	11	1.3%
9	Korea, Republic of	10	1.2%
10	Singapore	10	1.2%
11	Netherlands	6	0.7%
12	Cyprus	6	0.7%
13	Australia	5	0.6%
14	Austria	4	0.5%
15	Romania	3	0.4%
16	Switzerland	2	0.2%
17	Indonesia	2	0.2%
18	Iraq	2	0.2%
19	Ireland	2	0.2%
20	Philippines	2	0.2%
21	France	2	0.2%
22	Lithuania	2	0.2%
23	Malaysia	2	0.2%
24	Mauritius	1	0.1%
25	Czech Republic	1	0.1%
26	Ukraine	1	0.1%
27	Russia	1	0.1%