The gate receipt/facilities revenue would depend on which division you are in and the number of Youth Leagues you are participating. You may make reference to this thread for a better idea of the income range:
https://www.managerzone.com/?p=forum&sub=topic&sport=soccer&forum_id=10&topic_id=11147058&post_id=40927466#40927466
As a reward for finishing 1st-4th, you will also be rewarded with some prize money.
https://www.managerzone.com/?p=forum&sub=topic&topic_id=10739989&forum_id=12&sport=soccer
The calculation table herein may be useful. Cheers!