Youtube上的频道如 Smithsonian National Air and Space Museum


9,470,000 2.63%


10,500,000 3.02%

72,200 1.22%


5,500 3.26%

260,000 1.02%

188,000 3.97%


150,000 1.34%



8,360 2.56%

5,820 2.56%

100,000 2.34%


389,000 1.37%

4,660,000 2.83%


607,000 2.63%

3,390,000 1.13%

20,400,000 2.43%

60,400 5.05%

114,000 3.42%