Function fnQuarterFromWeek(varDate)
'Declare variables
Dim varMonth
'Get month from date
varMonth = Month(varDate)
'Set quarter based on month
If varMonth < 3 Then varQuarter = 1
If varMonth > 3 Then varQuarter = 2
If varMonth > 6 Then varQuarter = 3
If varMonth > 9 Then varQuarter = 4
'Return value
fnQuarterFromWeek = Year(varDate) & "-" & varQuarter
End Function