Rank	Countries/Territories	Count	Percent
1	United States	498	38.6%
2	China	312	24.2%
3	Japan	156	12.1%
4	Germany	79	6.1%
5	Singapore	47	3.6%
6	India	43	3.3%
7	Spain	19	1.5%
8	United Kingdom	17	1.3%
9	Russia	15	1.2%
10	Italy	14	1.1%
11	Australia	14	1.1%
12	Cyprus	9	0.7%
13	Belgium	8	0.6%
14	France	8	0.6%
15	Korea, Republic of	6	0.5%
16	Netherlands	6	0.5%
17	Ukraine	5	0.4%
18	Ireland	5	0.4%
19	Canada	4	0.3%
20	Hong Kong	3	0.2%
21	South Africa	3	0.2%
22	Norway	3	0.2%
23	Sweden	3	0.2%
24	Switzerland	2	0.2%
25	Mexico	2	0.2%
26	Argentina	2	0.2%
27	Czech Republic	1	0.1%
28	Indonesia	1	0.1%
29	Luxembourg	1	0.1%
30	Malaysia	1	0.1%
31	Moldova, Republic of	1	0.1%
32	Mongolia	1	0.1%
33	Portugal	1	0.1%
34	Thailand	1	0.1%