Please make a copy for yourself: File -> Make a Copy https://docs.google.com/spreadsheets/d/1SGaB_5V93mQWIF7DPANxcIpcCwFRYi7pjr2Ck-sF0K8/edit?usp=sharing
Hi Marcin When you have time, let me show you what I use with the New Level Results software called 'The Curve'. It does what you have in a spreadsheet but in a very good trackable software platform.