Rank	Countries/Territories	Count	Percent
1	United States	347	38.6%
2	China	313	34.8%
3	Germany	91	10.1%
4	Japan	23	2.6%
5	Greece	13	1.4%
6	Turkey	11	1.2%
7	Netherlands	10	1.1%
8	India	9	1%
9	Chile	8	0.9%
10	Switzerland	8	0.9%
11	United Kingdom	7	0.8%
12	Korea, Republic of	6	0.7%
13	Ireland	5	0.6%
14	Canada	4	0.4%
15	Ukraine	4	0.4%
16	Russia	3	0.3%
17	Saudi Arabia	3	0.3%
18	Lithuania	3	0.3%
19	Cyprus	3	0.3%
20	France	3	0.3%
21	Indonesia	3	0.3%
22	Italy	2	0.2%
23	Egypt	2	0.2%
24	Estonia	2	0.2%
25	Croatia	2	0.2%
26	Australia	2	0.2%
27	Singapore	2	0.2%
28	Mongolia	2	0.2%
29	Taiwan	1	0.1%
30	Malaysia	1	0.1%
31	Mexico	1	0.1%
32	Norway	1	0.1%
33	Romania	1	0.1%
34	Kazakhstan	1	0.1%
35	Argentina	1	0.1%
36	Israel	1	0.1%
37	Hong Kong	1	0.1%