Youtube-Kanäle wie Barbara's studies


3,390,000 1.13%

835,000 2.77%

113,000 4.48%

3,060,000 10.83%

20,400 3.54%

49,500 3.42%

10,500,000 3.02%

145,000 10.48%

189,000 10.53%

654,000 11.35%

29,000 5.08%

760,000 1.68%

1,020,000 3.13%

181,000 5.37%


19,500 7.8%

49,600 11.23%


1,310,000 3.95%

279,000 11.78%

2,580,000 9.45%

47,900 13.0%

1,050,000 9.6%

320,000 8.35%