Rank	Countries/Territories	Count	Percent
1	United States	647	39.5%
2	China	357	21.8%
3	Germany	128	7.8%
4	Korea, Republic of	97	5.9%
5	India	72	4.4%
6	Japan	47	2.9%
7	Canada	37	2.3%
8	Netherlands	24	1.5%
9	United Kingdom	19	1.2%
10	Ireland	17	1%
11	Norway	16	1%
12	Hong Kong	16	1%
13	Czech Republic	9	0.5%
14	Nigeria	9	0.5%
15	Singapore	9	0.5%
16	Turkey	8	0.5%
17	Colombia	8	0.5%
18	Cyprus	7	0.4%
19	Ecuador	7	0.4%
20	France	7	0.4%
21	Philippines	7	0.4%
22	Portugal	7	0.4%
23	Thailand	6	0.4%
24	Viet Nam	6	0.4%
25	Indonesia	6	0.4%
26	Mexico	6	0.4%
27	Australia	6	0.4%
28	Russia	5	0.3%
29	Romania	4	0.2%
30	South Sudan	3	0.2%
31	Cameroon	3	0.2%
32	Kenya	3	0.2%
33	Kazakhstan	2	0.1%
34	Italy	2	0.1%
35	Mongolia	2	0.1%
36	Pakistan	2	0.1%
37	Ethiopia	2	0.1%
38	Argentina	2	0.1%
39	Bulgaria	2	0.1%
40	Chile	2	0.1%
41	Taiwan	2	0.1%
42	Yemen	2	0.1%
43	Mauritius	2	0.1%
44	South Africa	2	0.1%
45	Somalia	1	0.1%
46	Serbia	1	0.1%
47	Tanzania, United Republic of	1	0.1%
48	Sweden	1	0.1%
49	Switzerland	1	0.1%
50	Bangladesh	1	0.1%
51	Egypt	1	0.1%
52	Denmark	1	0.1%
53	Papua New Guinea	1	0.1%
54	Liberia	1	0.1%
55	Malaysia	1	0.1%
56	Iraq	1	0.1%