乘着均值的翅膀

https://www.youtube.com/watch?v=4RcEc3qNDiw&pp=ygUdRmx5IGF3YXkgb24gdGhlIHdpbmdzIG9mIHdpbmQ%3D

 

https://www.youtube.com/watch?v=xR__BPNfsBk&t=2s&pp=2AECkAIB0gcJCdgAo7VqN5tD

 

QQQ As of April 2025,

 

2025: -7.73%
2024: 25.72%
2023: 56.42%
2022: -32.6%
2021: 27.4%
2020: 48.6%
2019: 39%
2018: -0.1%
2017: 32.7%
2016: 7.1%
2015: 9.5%
2014: 19.2%
2013: 36.6%
2012: 18.1%
2011: 3.4%
2010: 20%
2009: 54.7%

average: 10.09%