Rank	Countries/Territories	Count	Percent
1	China	289	38.5%
2	United States	242	32.2%
3	Germany	67	8.9%
4	Singapore	14	1.9%
5	Japan	13	1.7%
6	Egypt	12	1.6%
7	Netherlands	11	1.5%
8	Canada	8	1.1%
9	Taiwan	8	1.1%
10	Pakistan	7	0.9%
11	Russia	7	0.9%
12	United Kingdom	7	0.9%
13	Australia	7	0.9%
14	France	7	0.9%
15	Iran, Islamic Republic of	7	0.9%
16	Iraq	6	0.8%
17	Turkey	6	0.8%
18	Portugal	4	0.5%
19	Cyprus	4	0.5%
20	Czech Republic	4	0.5%
21	Colombia	3	0.4%
22	Hong Kong	3	0.4%
23	Kenya	3	0.4%
24	Mongolia	2	0.3%
25	Ireland	2	0.3%
26	Poland	2	0.3%
27	Ukraine	2	0.3%
28	South Africa	2	0.3%
29	Spain	1	0.1%
30	Norway	1	0.1%