Rank	Countries/Territories	Count	Percent
1	United States	246	34.4%
2	China	199	27.8%
3	Germany	66	9.2%
4	Japan	27	3.8%
5	Saudi Arabia	26	3.6%
6	France	18	2.5%
7	Greece	14	2%
8	Russia	13	1.8%
9	Sweden	10	1.4%
10	Kuwait	8	1.1%
11	Netherlands	7	1%
12	Korea, Republic of	7	1%
13	Singapore	6	0.8%
14	Hong Kong	6	0.8%
15	India	6	0.8%
16	Iran, Islamic Republic of	5	0.7%
17	Colombia	5	0.7%
18	Taiwan	5	0.7%
19	Turkey	4	0.6%
20	Mongolia	4	0.6%
21	Latvia	4	0.6%
22	Lithuania	3	0.4%
23	Ireland	3	0.4%
24	Brazil	3	0.4%
25	Australia	2	0.3%
26	Cyprus	2	0.3%
27	Czech Republic	2	0.3%
28	Mexico	2	0.3%
29	Jamaica	2	0.3%
30	Spain	2	0.3%
31	United Kingdom	2	0.3%
32	Thailand	2	0.3%
33	Norway	1	0.1%
34	Philippines	1	0.1%
35	Italy	1	0.1%
36	Canada	1	0.1%