From the ADOX Website: http://www.adox.de/english/ADOX%20Fi...MAX_index.html

"Starting values for different developers at 20C:

Silvermax dev. 1+29 11 Min.
ADONAL/Rodinal 1+25: 8 Min.
ADONAL/Rodinal 1+50: 12 Min.
ATOMAL: 8-10 Min.
D 76/ID 11: 9 Min.
HC-110: 7 Min.
FX-39: 8 Min.
XTOL: 7 Min.

Agitating:
The first 30 seconds constantly and after this 4 times per minute.

If your prefered developer is not listed try the value for APX 100 and deduct the time by 10%"