If it is possible for you, share the data required for set up an old histogram.
in my test :
Code:
StartDate = 20110920; // First day of the CHF price cap
EndDate = 20150114; // Last day of the CHF price cap
EUR/CHF,1.07962,0.00004,0.08,-0.26,0.0001,0.09263,75,0,1000,0.8,
EUR/USD,1.13795,0.00005,-0.02,0.01,0.0001,0.0871,10,0,1000,0.6,