Need afl for this condition

75% increase in volume over the average volume of last 5 trading days,to explore this condition need afl.

you can check volume weighted moving average AFL given below

_SECTION_BEGIN("VWAP - Volume Weighted Average Price");
The VWAP for a stock is calculated by adding the dollars traded for every
transaction in that stock ("price" x "number of 
      shares traded") and dividing the total shares traded. A VWAP is computed
from the Open of the market to the market Close, AND is 
      calculated by Volume weighting all transactions during this time period

Bars_so_far_today = 1 + BarsSince( Day() != Ref(Day(), -1));
StartBar = ValueWhen(TimeNum() == 093000, BarIndex());
TodayVolume = Sum(V,Bars_so_far_today);
IIf (BarIndex() >= StartBar, VWAP = Sum (C * V, Bars_so_far_today  ) /
Plot (VWAP,"VWAP",colorOrange, styleThick);


i scanned with this conditions no result,and watever condition i asked is not matching with afl,shocked