Rank	Countries/Territories	Count	Percent
1	United States	167	28.3%
2	China	111	18.8%
3	Germany	81	13.7%
4	Russia	45	7.6%
5	Ireland	36	6.1%
6	Sweden	22	3.7%
7	Venezuela, Bolivarian Republic of	17	2.9%
8	Korea, Republic of	16	2.7%
9	Netherlands	14	2.4%
10	Indonesia	11	1.9%
11	France	11	1.9%
12	Thailand	9	1.5%
13	United Kingdom	6	1%
14	Hungary	6	1%
15	India	4	0.7%
16	Canada	4	0.7%
17	Mexico	3	0.5%
18	Romania	3	0.5%
19	Saudi Arabia	3	0.5%
20	Serbia	2	0.3%
21	Nigeria	2	0.3%
22	Taiwan	2	0.3%
23	Italy	2	0.3%
24	Australia	2	0.3%
25	Brazil	2	0.3%
26	Colombia	2	0.3%
27	Dominican Republic	2	0.3%
28	Egypt	2	0.3%
29	Libya	1	0.2%
30	Singapore	1	0.2%
31	Spain	1	0.2%