Rank	Countries/Territories	Count	Percent
1	United States	574	41.5%
2	China	393	28.4%
3	Germany	79	5.7%
4	Japan	48	3.5%
5	Portugal	29	2.1%
6	India	27	2%
7	United Kingdom	20	1.4%
8	Netherlands	18	1.3%
9	Canada	14	1%
10	Saudi Arabia	11	0.8%
11	Taiwan	10	0.7%
12	Czech Republic	10	0.7%
13	Hong Kong	10	0.7%
14	Thailand	9	0.7%
15	Pakistan	8	0.6%
16	Korea, Republic of	8	0.6%
17	Cyprus	7	0.5%
18	France	7	0.5%
19	Australia	7	0.5%
20	Singapore	7	0.5%
21	Viet Nam	7	0.5%
22	Egypt	6	0.4%
23	Turkey	5	0.4%
24	Italy	5	0.4%
25	Brazil	4	0.3%
26	Iran, Islamic Republic of	4	0.3%
27	Malaysia	3	0.2%
28	Mauritius	3	0.2%
29	Mexico	3	0.2%
30	Lao People's Democratic Republic	3	0.2%
31	Algeria	3	0.2%
32	Ecuador	3	0.2%
33	Philippines	3	0.2%
34	Romania	3	0.2%
35	Ukraine	3	0.2%
36	Spain	3	0.2%
37	Sweden	2	0.1%
38	Russia	2	0.1%
39	Palestine, State of	2	0.1%
40	Nigeria	2	0.1%
41	Croatia	2	0.1%
42	Argentina	2	0.1%
43	Chile	2	0.1%
44	Hungary	2	0.1%
45	Mongolia	2	0.1%
46	Myanmar	1	0.1%
47	Iraq	1	0.1%
48	Moldova, Republic of	1	0.1%
49	Indonesia	1	0.1%
50	Lebanon	1	0.1%
51	Colombia	1	0.1%
52	Greece	1	0.1%
53	Switzerland	1	0.1%
54	Uzbekistan	1	0.1%