Rank	Countries/Territories	Count	Percent
1	United States	445	30.9%
2	China	409	28.4%
3	Germany	159	11%
4	Japan	153	10.6%
5	France	43	3%
6	Russia	42	2.9%
7	Singapore	40	2.8%
8	Hong Kong	26	1.8%
9	India	14	1%
10	Netherlands	13	0.9%
11	Canada	12	0.8%
12	Sweden	11	0.8%
13	Cyprus	10	0.7%
14	Norway	9	0.6%
15	United Kingdom	8	0.6%
16	Australia	8	0.6%
17	Argentina	5	0.3%
18	Iran, Islamic Republic of	4	0.3%
19	Latvia	4	0.3%
20	Ukraine	3	0.2%
21	Iceland	3	0.2%
22	Indonesia	2	0.1%
23	Brazil	2	0.1%
24	Denmark	2	0.1%
25	Colombia	2	0.1%
26	Mongolia	2	0.1%
27	Spain	2	0.1%
28	Sri Lanka	2	0.1%
29	Korea, Republic of	1	0.1%
30	Romania	1	0.1%
31	Switzerland	1	0.1%
32	Bangladesh	1	0.1%
33	Ireland	1	0.1%