Rank	Countries/Territories	Count	Percent
1	United States	519	42.6%
2	China	424	34.8%
3	Germany	92	7.6%
4	Japan	28	2.3%
5	United Kingdom	24	2%
6	Netherlands	18	1.5%
7	Canada	15	1.2%
8	Romania	12	1%
9	Singapore	10	0.8%
10	Australia	8	0.7%
11	India	8	0.7%
12	Colombia	7	0.6%
13	Cyprus	6	0.5%
14	France	6	0.5%
15	Mexico	5	0.4%
16	Iraq	4	0.3%
17	Ukraine	4	0.3%
18	Switzerland	3	0.2%
19	Norway	3	0.2%
20	Pakistan	3	0.2%
21	Peru	2	0.2%
22	Qatar	2	0.2%
23	Ireland	2	0.2%
24	Korea, Republic of	2	0.2%
25	Malaysia	2	0.2%
26	Egypt	2	0.2%
27	Brazil	2	0.2%
28	Argentina	1	0.1%
29	Hong Kong	1	0.1%
30	Turkey	1	0.1%
31	Sweden	1	0.1%