Rank	Countries/Territories	Count	Percent
1	United States	376	37.1%
2	China	320	31.6%
3	Germany	60	5.9%
4	Japan	27	2.7%
5	Spain	24	2.4%
6	India	23	2.3%
7	Korea, Republic of	16	1.6%
8	Netherlands	15	1.5%
9	Ireland	12	1.2%
10	France	12	1.2%
11	Sri Lanka	11	1.1%
12	Australia	11	1.1%
13	Canada	10	1%
14	Cyprus	9	0.9%
15	Indonesia	8	0.8%
16	Pakistan	7	0.7%
17	Ukraine	7	0.7%
18	Thailand	6	0.6%
19	Mexico	6	0.6%
20	Hong Kong	5	0.5%
21	Brazil	5	0.5%
22	Taiwan	4	0.4%
23	Singapore	3	0.3%
24	Egypt	3	0.3%
25	United Arab Emirates	3	0.3%
26	United Kingdom	3	0.3%
27	Viet Nam	3	0.3%
28	Argentina	2	0.2%
29	Dominican Republic	2	0.2%
30	Iran, Islamic Republic of	2	0.2%
31	Bulgaria	2	0.2%
32	Bangladesh	2	0.2%
33	Chile	2	0.2%
34	Tanzania, United Republic of	2	0.2%
35	Portugal	2	0.2%
36	Romania	2	0.2%
37	Russia	1	0.1%
38	Italy	1	0.1%
39	Switzerland	1	0.1%
40	South Africa	1	0.1%
41	Nigeria	1	0.1%
42	Denmark	1	0.1%
43	Ecuador	1	0.1%