のようなYouTubeチャンネル George Washington's Mount Vernon





1,170,000 2.32%

6,540 5.28%

21,100 1.62%

254,000 1.51%

150,000 3.9%


118,000 1.72%



34,700 1.45%


143,000 2.11%

857,000 2.52%

900,000 2.87%

536,000 2.95%

2,860,000 3.91%

1,540,000 3.01%

5,480,000 1.82%