acDimPrecisionZero = 0
acDimPrecisionOne = 1
acDimPrecisionTwo = 2
acDimPrecisionThree = 3
acDimPrecisionFour = 4
acDimPrecisionFive = 5
acDimPrecisionSix = 6
acDimPrecisionSeven = 7
acDimPrecisionEight = 8