For example, mode=4 shows the top runs scored report, the club=16586 shows for your whole competition, your pool=SUMME shows the summer season (since you have tagged all summer season matches with it) and season=2021 shows for this year only.
Now, I assume you want to have the main stats page shown:
You have multiple seasons per year so it is a little trickier for you to set this up but there might be a way to do it.
Each stats report can be shown with the following URL filters:
https://www2.cricketstatz.com/ss/web.aspx?mode=4&club=16586&pool=SUMME&season=2021
For example, mode=4 shows the top runs scored report, the club=16586 shows for your whole competition, your pool=SUMME shows the summer season (since you have tagged all summer season matches with it) and season=2021 shows for this year only.
Now, I assume you want to have the main stats page shown:
https://www2.cricketstatz.com/ss/web.aspx?mode=104&club=16586
But when you click on any link you want it to retain the pool and season settings - is that correct?