It depends upon whether you are measuring in US or Imperial units.
In US units 12 US pints.
In Imperial units 9.6 Imp. pints.
Explanation:
1 US pint =16 US fluid ounces
⇒192 US fluid ounces =12 US pints
1 Imperial pint =20 Imperial fluid ounces
⇒192 Imperial fluid ounces =9.6 Imperial pints
Note: fluid ounces, cups, pints, quarts and gallons are all different amounts when comparing the US and the Imperial systems of measurement.
It is 12 pints