First of all, to read it yourself here it is:
https://www.coingecko.com/buzz/2020-coingecko-yearly-crypto-report#:~:text=Here%20are%20our%205%20key,cap%20saw%20a%20308%25%20growth&text=DeFi%20ended%20the%20year%20with,DEXs%20grew%20by%20%24403%20billion
I am not going to copy and paste the contents here to try and earn a tiny bit of tips. I just wanted to let all my followers know that the report is out and it's a good read. CoinGecko is very thorough in its reporting!
If you go to the link it has an option for you to download the whole report for yourself. Do it!