Youtube上的频道如 Black Board


2,450,000 6.32%

2,260,000 6.79%

1,900,000 8.26%

1,000,000 4.65%

5,080,000 4.64%

691,000 3.28%

646,000 5.59%

113,000 4.48%

20,400,000 2.43%

3,210,000 2.78%

8,120 13.0%

142,000 4.31%



150,000 6.94%

12,400 3.53%

10,600,000 5.29%

1,770,000 5.37%

317,000 5.66%

1,840,000 3.97%


608,000 9.83%

3,780,000 5.44%

7,000 4.1%

3,960,000 3.07%