Rank	Countries/Territories	Count	Percent
1	United States	561	42.9%
2	China	417	31.9%
3	Germany	109	8.3%
4	France	33	2.5%
5	Japan	21	1.6%
6	Korea, Republic of	21	1.6%
7	Sweden	19	1.5%
8	India	16	1.2%
9	Russia	15	1.1%
10	Netherlands	12	0.9%
11	Spain	10	0.8%
12	Singapore	9	0.7%
13	Canada	9	0.7%
14	Ireland	8	0.6%
15	Croatia	6	0.5%
16	Cyprus	5	0.4%
17	Argentina	5	0.4%
18	Australia	4	0.3%
19	Ukraine	4	0.3%
20	Malaysia	3	0.2%
21	Iran, Islamic Republic of	3	0.2%
22	Finland	3	0.2%
23	Egypt	2	0.2%
24	United Kingdom	2	0.2%
25	Turkey	2	0.2%
26	Mongolia	1	0.1%
27	Poland	1	0.1%
28	South Africa	1	0.1%
29	Bangladesh	1	0.1%
30	Denmark	1	0.1%
31	Latvia	1	0.1%
32	Lebanon	1	0.1%
33	Jordan	1	0.1%