Rank	Countries/Territories	Count	Percent
1	United States	497	36.7%
2	China	444	32.8%
3	Germany	129	9.5%
4	Netherlands	56	4.1%
5	France	35	2.6%
6	Japan	21	1.6%
7	Canada	17	1.3%
8		17	1.3%
9	Spain	17	1.3%
10	Sweden	16	1.2%
11	Australia	15	1.1%
12	Singapore	11	0.8%
13	Korea, Republic of	10	0.7%
14	Ukraine	8	0.6%
15	Norway	8	0.6%
16	United Kingdom	7	0.5%
17	Portugal	6	0.4%
18	Taiwan	6	0.4%
19	Malaysia	5	0.4%
20	Cyprus	5	0.4%
21	Pakistan	4	0.3%
22	Brazil	3	0.2%
23	Argentina	3	0.2%
24	Egypt	2	0.1%
25	Latvia	2	0.1%
26	Italy	2	0.1%
27	Viet Nam	2	0.1%
28	Russia	1	0.1%
29	Thailand	1	0.1%
30	Switzerland	1	0.1%
31	Ireland	1	0.1%
32	Mexico	1	0.1%
33	Austria	1	0.1%