Rank	Countries/Territories	Count	Percent
1	United States	369	38.3%
2	China	319	33.1%
3	Germany	83	8.6%
4	Japan	71	7.4%
5	United Kingdom	12	1.2%
6	Singapore	12	1.2%
7	Cyprus	10	1%
8	Australia	9	0.9%
9	Ireland	8	0.8%
10	Netherlands	8	0.8%
11	Portugal	7	0.7%
12	France	7	0.7%
13	Taiwan	6	0.6%
14	Korea, Republic of	5	0.5%
15	Hong Kong	5	0.5%
16	Spain	4	0.4%
17	Ukraine	3	0.3%
18	Canada	3	0.3%
19	Italy	3	0.3%
20	Egypt	2	0.2%
21	Austria	2	0.2%
22	India	2	0.2%
23	Iran, Islamic Republic of	2	0.2%
24	Thailand	2	0.2%
25	Syrian Arab Republic	2	0.2%
26	Norway	2	0.2%
27	Russia	1	0.1%
28	South Africa	1	0.1%
29	Brazil	1	0.1%
30	Argentina	1	0.1%
31	Lithuania	1	0.1%
32	Mongolia	1	0.1%