Rank	Countries/Territories	Count	Percent
1	China	241	43.6%
2	United States	175	31.6%
3	Germany	39	7.1%
4	France	16	2.9%
5	Norway	12	2.2%
6	Iran, Islamic Republic of	10	1.8%
7	Japan	10	1.8%
8	Canada	9	1.6%
9	India	8	1.4%
10	Spain	6	1.1%
11	Netherlands	5	0.9%
12	Cyprus	3	0.5%
13	United Kingdom	3	0.5%
14	Hong Kong	2	0.4%
15	Iraq	2	0.4%
16	Philippines	2	0.4%
17	Russia	2	0.4%
18	Singapore	2	0.4%
19	Ireland	1	0.2%
20	Nigeria	1	0.2%
21	Bangladesh	1	0.2%
22	Brazil	1	0.2%
23	Bulgaria	1	0.2%
24	Taiwan	1	0.2%