How many years my kidney survive.

Hi sir  I am kidney patient because of hydronephrosis and after then COVID and   i will give a summary of my reports   No diabetes and no high blood pressure  Creatinine is 2.25 stable from 10 months Urea is around 43 to 50  Uric acid is Normal  Albumin is 4.30 TLC is 10 with medicine other whice it increase because of UTI All other value are normal and  Gfr is 50ml 2 years ago left work 10 ml and right work 40 ml approx  Weight is 48 present time Protein + in urine after COVID in 2021 All other value are normal in urine routine test  Medicine which I taking from 10 months are  Pan 40 one time in morning Nodosis 3 times in a day Pre pro biotics 2 times in a day Renoxi 1 time in a day Ketovibe 1 time in a day Septran 400mg 2 times in a week  Now doctor i want to know that how my year i will survive on my own kidney how many years remaining for my kidney  I am very tensed please sir predict my future of kidney with your experience thks a lot to all doctors