Rank	Countries/Territories	Count	Percent
1	China	492	33.7%
2	United States	401	27.5%
3	Japan	226	15.5%
4	Germany	131	9%
5	Singapore	85	5.8%
6	Netherlands	18	1.2%
7	Switzerland	12	0.8%
8	India	12	0.8%
9	Cyprus	10	0.7%
10	Australia	9	0.6%
11	France	7	0.5%
12	Nigeria	5	0.3%
13	Ireland	5	0.3%
14	Mexico	4	0.3%
15	Brazil	4	0.3%
16	Canada	4	0.3%
17	Yemen	3	0.2%
18	Philippines	3	0.2%
19	Taiwan	3	0.2%
20	Ukraine	3	0.2%
21	United Kingdom	3	0.2%
22	Russia	2	0.1%
23	Italy	2	0.1%
24	Viet Nam	2	0.1%
25	Egypt	2	0.1%
26	Bangladesh	2	0.1%
27	Angola	2	0.1%
28	Georgia	2	0.1%
29	Iran, Islamic Republic of	1	0.1%
30	Morocco	1	0.1%
31	Nepal	1	0.1%
32	Argentina	1	0.1%