how to remember chrome version relese date

1// This calculation is near accurate
2// This is only for developer
3
4// Chrome version ——> relese year
5relese_year = 2010 + chrome_version / 8
6// Example: Chrome version = 75.0
7// relese_year = 2010 + (75.0 / 8) = 2019.375 
8//								  ~= mid of May 19 [Actual is start of June 19] 
9
10// relese year ——> Chrome version
11chrome_version = (relese_year - 2010) * 8
12chrome_version = last_digit of year * 8