Rank	Countries/Territories	Count	Percent
1	United States	388	32.1%
2	China	332	27.5%
3	Germany	134	11.1%
4	Japan	29	2.4%
5	France	26	2.2%
6	Korea, Republic of	23	1.9%
7	Netherlands	22	1.8%
8	Australia	20	1.7%
9	Canada	19	1.6%
10	Russia	19	1.6%
11	Sweden	17	1.4%
12	Spain	16	1.3%
13	Switzerland	14	1.2%
14	Singapore	13	1.1%
15	United Kingdom	9	0.7%
16	Cyprus	9	0.7%
17	Moldova, Republic of	9	0.7%
18	Argentina	9	0.7%
19	India	9	0.7%
20	Ireland	7	0.6%
21	Egypt	7	0.6%
22	Denmark	6	0.5%
23	Belgium	6	0.5%
24	Italy	5	0.4%
25	Hungary	5	0.4%
26	Ukraine	5	0.4%
27	Portugal	5	0.4%
28	Qatar	4	0.3%
29	Brazil	4	0.3%
30	Greece	4	0.3%
31	Poland	3	0.2%
32	Thailand	3	0.2%
33	Turkey	3	0.2%
34	Hong Kong	2	0.2%
35	Ethiopia	2	0.2%
36	Finland	2	0.2%
37	Chile	2	0.2%
38	Kazakhstan	2	0.2%
39	Iraq	2	0.2%
40	Nigeria	1	0.1%
41	Pakistan	1	0.1%
42	Lebanon	1	0.1%
43	Luxembourg	1	0.1%
44	Malaysia	1	0.1%
45	Iran, Islamic Republic of	1	0.1%
46	Costa Rica	1	0.1%
47	Austria	1	0.1%
48	Georgia	1	0.1%
49	Taiwan	1	0.1%
50	South Africa	1	0.1%
51	Saudi Arabia	1	0.1%