Rank	Countries/Territories	Count	Percent
1	China	260	42.8%
2	United States	200	32.9%
3	Germany	46	7.6%
4	France	16	2.6%
5	Norway	12	2%
6	Iran, Islamic Republic of	10	1.6%
7	Japan	10	1.6%
8	Canada	9	1.5%
9	India	8	1.3%
10	Spain	6	1%
11	Netherlands	5	0.8%
12	United Kingdom	3	0.5%
13	Cyprus	3	0.5%
14	Australia	2	0.3%
15	Iraq	2	0.3%
16	Ireland	2	0.3%
17	Hong Kong	2	0.3%
18	Philippines	2	0.3%
19	Russia	2	0.3%
20	Singapore	2	0.3%
21	Bangladesh	1	0.2%
22	Brazil	1	0.2%
23	Bulgaria	1	0.2%
24	Nigeria	1	0.2%
25	Taiwan	1	0.2%