Rank	Countries/Territories	Count	Percent
1	China	532	51.5%
2	United States	275	26.6%
3	Germany	80	7.7%
4	Japan	37	3.6%
5	Singapore	15	1.5%
6	Russia	11	1.1%
7	Portugal	11	1.1%
8	India	10	1%
9	Ireland	7	0.7%
10	Canada	6	0.6%
11	Norway	6	0.6%
12	Netherlands	5	0.5%
13	Australia	5	0.5%
14	Cyprus	5	0.5%
15	Taiwan	5	0.5%
16	Korea, Republic of	4	0.4%
17	Romania	3	0.3%
18	France	3	0.3%
19	United Kingdom	3	0.3%
20	Turkey	2	0.2%
21	Ukraine	2	0.2%
22	South Africa	2	0.2%
23	Argentina	2	0.2%
24	Iran, Islamic Republic of	1	0.1%
25	Georgia	1	0.1%