Rank	Countries/Territories	Count	Percent
1	United States	516	39.4%
2	China	418	31.9%
3	Germany	104	7.9%
4	India	32	2.4%
5	Australia	24	1.8%
6	Japan	21	1.6%
7	Netherlands	21	1.6%
8	Italy	14	1.1%
9	Malaysia	11	0.8%
10	Canada	11	0.8%
11	Korea, Republic of	10	0.8%
12	Indonesia	9	0.7%
13	Egypt	9	0.7%
14	France	9	0.7%
15	Spain	9	0.7%
16	Costa Rica	8	0.6%
17	United Kingdom	6	0.5%
18	Slovenia	5	0.4%
19	Brazil	5	0.4%
20	Argentina	4	0.3%
21	Greece	4	0.3%
22	Eritrea	4	0.3%
23	Mexico	4	0.3%
24	Pakistan	4	0.3%
25	Sweden	4	0.3%
26	Singapore	3	0.2%
27	Romania	3	0.2%
28	United Arab Emirates	3	0.2%
29	Norway	3	0.2%
30	Iran, Islamic Republic of	3	0.2%
31	Hong Kong	3	0.2%
32	Cyprus	3	0.2%
33	Chile	2	0.2%
34	Ghana	2	0.2%
35	Ireland	2	0.2%
36	Philippines	2	0.2%
37	Poland	2	0.2%
38	Taiwan	2	0.2%
39	Thailand	1	0.1%
40	Trinidad and Tobago	1	0.1%
41	Turkey	1	0.1%
42	Ukraine	1	0.1%
43	Russia	1	0.1%
44	Saudi Arabia	1	0.1%
45	Mongolia	1	0.1%
46	Nepal	1	0.1%
47	Iraq	1	0.1%
48	Guatemala	1	0.1%
49	Algeria	1	0.1%