Rank	Countries/Territories	Count	Percent
1	United States	316	37.1%
2	China	188	22.1%
3	Australia	153	18%
4	Germany	40	4.7%
5	Russia	28	3.3%
6	Japan	21	2.5%
7	Korea, Republic of	17	2%
8	Singapore	14	1.6%
9	Spain	9	1.1%
10	France	9	1.1%
11	Turkey	6	0.7%
12	India	5	0.6%
13	Netherlands	5	0.6%
14	Portugal	4	0.5%
15	Afghanistan	4	0.5%
16	Canada	3	0.4%
17	Hong Kong	3	0.4%
18	Thailand	3	0.4%
19	Taiwan	2	0.2%
20	Uganda	2	0.2%
21	United Kingdom	2	0.2%
22	Israel	2	0.2%
23	Colombia	2	0.2%
24	Brazil	2	0.2%
25	Bulgaria	2	0.2%
26	Algeria	1	0.1%
27	Argentina	1	0.1%
28	Bangladesh	1	0.1%
29	Greece	1	0.1%
30	Latvia	1	0.1%
31	Mongolia	1	0.1%
32	Slovakia	1	0.1%
33	South Africa	1	0.1%
34	Venezuela, Bolivarian Republic of	1	0.1%