How much time a battery need to be charged to make a full charge

Below is the data for Charging Times around using Ni-cd Multi-cell Charger.

Type of batteryCharging Time (Appr.)
Ni-MH AA 2300mAh 21.5h
Ni-MH AA 1800mAh. 8h
Ni-MH AA 1000mAh 20.0h
Ni-MH AAA 900mAh 18.0h
Ni-MH AAA 600mAh 12.0h
Ni-MH AAA 350mAh 7.0h
Ni-Cd AAA 800mAh 7.5h
Ni-Cd AA 800mAh 6.0h