Rank	Countries/Territories	Count	Percent
1	United States	276	43.9%
2	China	123	19.6%
3	Germany	45	7.2%
4	Saudi Arabia	30	4.8%
5	Canada	15	2.4%
6	France	15	2.4%
7	United Kingdom	15	2.4%
8	Russia	10	1.6%
9	Australia	9	1.4%
10	India	9	1.4%
11	Turkey	7	1.1%
12	Ukraine	6	1%
13	Japan	6	1%
14	Netherlands	6	1%
15	New Zealand	5	0.8%
16	Singapore	5	0.8%
17	Nigeria	4	0.6%
18	Egypt	4	0.6%
19	Cyprus	4	0.6%
20	Iran, Islamic Republic of	3	0.5%
21	Romania	3	0.5%
22	Thailand	3	0.5%
23	Taiwan	2	0.3%
24	Serbia	2	0.3%
25	Slovakia	2	0.3%
26	Italy	2	0.3%
27	Portugal	2	0.3%
28	Malaysia	2	0.3%
29	Indonesia	2	0.3%
30	Greece	2	0.3%
31	Hong Kong	1	0.2%
32	Iraq	1	0.2%
33	Dominican Republic	1	0.2%
34	Colombia	1	0.2%
35	Norway	1	0.2%
36	Philippines	1	0.2%
37	Slovenia	1	0.2%
38	Sweden	1	0.2%
39	Syrian Arab Republic	1	0.2%