Rank	Countries/Territories	Count	Percent
1	United States	308	36.1%
2	China	234	27.4%
3	Germany	93	10.9%
4	Spain	24	2.8%
5		22	2.6%
6	United Kingdom	22	2.6%
7	Japan	15	1.8%
8	Korea, Republic of	14	1.6%
9	India	11	1.3%
10	France	10	1.2%
11	Ireland	8	0.9%
12	Netherlands	8	0.9%
13	Russia	8	0.9%
14	Singapore	7	0.8%
15	Ukraine	6	0.7%
16	Cyprus	6	0.7%
17	Canada	5	0.6%
18	Hong Kong	5	0.6%
19	Mexico	4	0.5%
20	Iran, Islamic Republic of	4	0.5%
21	Mauritius	3	0.4%
22	Philippines	3	0.4%
23	Italy	3	0.4%
24	Indonesia	3	0.4%
25	Argentina	3	0.4%
26	Australia	3	0.4%
27	Belarus	2	0.2%
28	Egypt	2	0.2%
29	Colombia	2	0.2%
30	Poland	2	0.2%
31	Venezuela, Bolivarian Republic of	2	0.2%
32	South Africa	1	0.1%
33	Qatar	1	0.1%
34	Saudi Arabia	1	0.1%
35	Switzerland	1	0.1%
36	Thailand	1	0.1%
37	Turkey	1	0.1%
38	Jordan	1	0.1%
39	Kenya	1	0.1%
40	Mongolia	1	0.1%
41	Pakistan	1	0.1%
42	Croatia	1	0.1%