Rank	Countries/Territories	Count	Percent
1	United States	627	37.9%
2	China	550	33.3%
3	Germany	145	8.8%
4	India	42	2.5%
5	Australia	32	1.9%
6	Netherlands	25	1.5%
7	Japan	22	1.3%
8	Italy	15	0.9%
9	France	15	0.9%
10	Korea, Republic of	12	0.7%
11	Malaysia	11	0.7%
12	Indonesia	11	0.7%
13	Egypt	11	0.7%
14	Canada	11	0.7%
15	United Kingdom	11	0.7%
16	Spain	11	0.7%
17	Costa Rica	8	0.5%
18	Pakistan	7	0.4%
19	Cyprus	6	0.4%
20	Brazil	5	0.3%
21	Argentina	5	0.3%
22	Romania	5	0.3%
23	Slovenia	5	0.3%
24	Sweden	4	0.2%
25	Taiwan	4	0.2%
26	Ireland	4	0.2%
27	Mexico	4	0.2%
28	Eritrea	4	0.2%
29	Greece	4	0.2%
30	Hong Kong	3	0.2%
31	Iran, Islamic Republic of	3	0.2%
32	Norway	3	0.2%
33	Singapore	3	0.2%
34	Ukraine	3	0.2%
35	United Arab Emirates	3	0.2%
36	Philippines	2	0.1%
37	Poland	2	0.1%
38	Mongolia	2	0.1%
39	Ghana	2	0.1%
40	Chile	2	0.1%
41	Algeria	1	0.1%
42	Guatemala	1	0.1%
43	Nepal	1	0.1%
44	Iraq	1	0.1%
45	Russia	1	0.1%
46	Saudi Arabia	1	0.1%
47	Thailand	1	0.1%
48	Trinidad and Tobago	1	0.1%
49	Turkey	1	0.1%
50	Viet Nam	1	0.1%