Rank	Countries/Territories	Count	Percent
1	United States	311	38.8%
2	China	218	27.2%
3	Germany	67	8.4%
4	Spain	40	5%
5	India	29	3.6%
6	France	15	1.9%
7	Australia	15	1.9%
8	Canada	14	1.7%
9	Netherlands	13	1.6%
10	Japan	9	1.1%
11	Egypt	8	1%
12	Ireland	7	0.9%
13	Ukraine	6	0.7%
14	Singapore	5	0.6%
15	Hong Kong	5	0.6%
16	Italy	4	0.5%
17	Cyprus	4	0.5%
18	Brazil	4	0.5%
19	South Africa	3	0.4%
20	Korea, Republic of	3	0.4%
21	Macao	3	0.4%
22	Portugal	3	0.4%
23	Malaysia	2	0.2%
24	Pakistan	2	0.2%
25	Philippines	2	0.2%
26	Bangladesh	2	0.2%
27	Iran, Islamic Republic of	2	0.2%
28	Israel	1	0.1%
29	Finland	1	0.1%
30	Mongolia	1	0.1%
31	Lithuania	1	0.1%
32	Sweden	1	0.1%
33	Turkey	1	0.1%