Rank	Countries/Territories	Count	Percent
1	United States	441	44.8%
2	China	216	22%
3	Germany	67	6.8%
4	Japan	27	2.7%
5	Korea, Republic of	21	2.1%
6	Singapore	17	1.7%
7	Russia	15	1.5%
8	Canada	13	1.3%
9	Australia	10	1%
10	Poland	10	1%
11	France	9	0.9%
12		8	0.8%
13	Portugal	8	0.8%
14	Philippines	8	0.8%
15	Indonesia	8	0.8%
16	Netherlands	7	0.7%
17	Cyprus	6	0.6%
18	India	6	0.6%
19	United Kingdom	6	0.6%
20	Viet Nam	5	0.5%
21	Ukraine	5	0.5%
22	South Africa	5	0.5%
23	Sweden	5	0.5%
24	Finland	5	0.5%
25	Belgium	4	0.4%
26	Hungary	4	0.4%
27	Turkey	4	0.4%
28	Denmark	3	0.3%
29	Italy	3	0.3%
30	Mongolia	3	0.3%
31	Morocco	2	0.2%
32	Iran, Islamic Republic of	2	0.2%
33	Qatar	2	0.2%
34	Romania	2	0.2%
35	Czech Republic	2	0.2%
36	Chile	2	0.2%
37	Algeria	2	0.2%
38	Argentina	2	0.2%
39	Austria	2	0.2%
40	Switzerland	2	0.2%
41	Taiwan	2	0.2%
42	Spain	2	0.2%
43	Slovakia	2	0.2%
44	Saudi Arabia	1	0.1%
45	Greece	1	0.1%
46	Hong Kong	1	0.1%
47	Norway	1	0.1%
48	Oman	1	0.1%
49	Ireland	1	0.1%
50	Nepal	1	0.1%
51	Libya	1	0.1%
52	Mexico	1	0.1%