Rank	Countries/Territories	Count	Percent
1	United States	373	29.7%
2	China	311	24.8%
3	Japan	178	14.2%
4	Germany	67	5.3%
5	Singapore	38	3%
6	Russia	35	2.8%
7	India	31	2.5%
8	Taiwan	20	1.6%
9	Malaysia	17	1.4%
10	France	17	1.4%
11	Romania	15	1.2%
12	Egypt	13	1%
13	Turkey	12	1%
14	Netherlands	11	0.9%
15	Switzerland	10	0.8%
16	New Zealand	9	0.7%
17	Thailand	7	0.6%
18	United Kingdom	7	0.6%
19	Peru	6	0.5%
20	Brazil	6	0.5%
21	Canada	6	0.5%
22	Hong Kong	6	0.5%
23	Indonesia	5	0.4%
24	Iran, Islamic Republic of	5	0.4%
25	Cyprus	5	0.4%
26	Ecuador	4	0.3%
27	Australia	4	0.3%
28	Portugal	4	0.3%
29	Qatar	3	0.2%
30	Norway	3	0.2%
31	Korea, Republic of	3	0.2%
32	Estonia	3	0.2%
33	Ireland	3	0.2%
34	Iraq	2	0.2%
35	Armenia	2	0.2%
36	Philippines	2	0.2%
37	Spain	2	0.2%
38	Ukraine	2	0.2%
39	Uzbekistan	2	0.2%
40	Yemen	2	0.2%
41	United Arab Emirates	1	0.1%
42	Luxembourg	1	0.1%
43	Mexico	1	0.1%
44	Chile	1	0.1%