Because I got a lot of help from here, I will contribute my knowledge

PHP Code: 
Dim i As Integer
Dim LastRow As Integer



Dim avReturn As Double
Dim stDev As Double
Dim vrnc As Double
Dim Average As Double
Dim dblAverage As Double



If Sheets("Sheet1").Range("B6") = Sheets("Sheet1").Range("G10") Then Sheets("Data").Range("A1:G5536").Copy Destination:=Sheets("Index").Range("A:G")

If Sheets("Sheet1").Range("B6") = Sheets("Sheet1").Range("G10") Then Sheets("Sheet1").Range("G11") = Sheets("Data").Range("B2")



 
 


LastRow = Sheets("Data").UsedRange.Row - 2 + Sheets("Data").UsedRange.Rows.Count

dblAverage = Application.WorksheetFunction.Average(Worksheets("Data").Range("B1:B8000"))
hgAverage = Application.WorksheetFunction.Average(Worksheets("Data").Range("C1:C8000"))
lwAverage = Application.WorksheetFunction.Average(Worksheets("Data").Range("D1:D8000"))
CLAverage = Application.WorksheetFunction.Average(Worksheets("Data").Range("E1:E8000"))

CLMax = Application.WorksheetFunction.Max(Worksheets("Data").Range("E1:E8000"))
OPMax = Application.WorksheetFunction.Max(Worksheets("Data").Range("B1:B8000"))
HgMax = Application.WorksheetFunction.Max(Worksheets("Data").Range("C1:C8000"))
LwMax = Application.WorksheetFunction.Max(Worksheets("Data").Range("D1:D8000"))
CLMin = Application.WorksheetFunction.Min(Worksheets("Data").Range("E1:E8000"))
OPMin = Application.WorksheetFunction.Min(Worksheets("Data").Range("B1:B8000"))
HgMin = Application.WorksheetFunction.Min(Worksheets("Data").Range("C1:C8000"))
LwMin = Application.WorksheetFunction.Min(Worksheets("Data").Range("D1:D8000"))
GLP = (Sheets("Data").Range("E" & LastRow) - Sheets("Data").Range("B2")) / Sheets("Data").Range("B2")



CLStd = Application.WorksheetFunction.StDev_P(Worksheets("Data").Range("E1:E8000"))
OPStd = Application.WorksheetFunction.StDev_P(Worksheets("Data").Range("B1:B8000"))
HgStd = Application.WorksheetFunction.StDev_P(Worksheets("Data").Range("C1:C8000"))
LwStd = Application.WorksheetFunction.StDev_P(Worksheets("Data").Range("D1:D8000"))
AHAO = (Sheets("Sheet1").Range("B17") - Sheets("Sheet1").Range("B16")) / Sheets("Sheet1").Range("B16")
ALAO = (Sheets("Sheet1").Range("B18") - Sheets("Sheet1").Range("B16")) / Sheets("Sheet1").Range("B16")
ACAO = (Sheets("Sheet1").Range("B19") - Sheets("Sheet1").Range("B16")) / Sheets("Sheet1").Range("B16")

avvl = Application.WorksheetFunction.Average(Worksheets("Data").Range("F1:F8000"))
Skew = Application.WorksheetFunction.Skew(Worksheets("Data").Range("E1:E8000"))
Kurt = Application.WorksheetFunction.Kurt(Worksheets("Data").Range("E1:E8000"))
Suml = Application.WorksheetFunction.Sum(Worksheets("Data").Range("F1:F8000"))




Sheets("Data").Range("w1") = "Weighted average"
Sheets("Data").Range("X1") = "# Data"


Sheets("Data").Range("X2") = LastRow



For i = 3 To LastRow
    Sheets("Data").Range("V" & i) = (Sheets("Data").Range("E" & i - 1) - Sheets("Data").Range("E" & i)) / Sheets("Data").Range("E" & i - 1)
Next i















Sheets("Sheet1").Range("B16") = dblAverage
Sheets("Sheet1").Range("B17") = hgAverage
Sheets("Sheet1").Range("B18") = lwAverage
Sheets("Sheet1").Range("B19") = CLAverage
Sheets("Sheet1").Range("B23") = CLMax
Sheets("Sheet1").Range("B20") = OPMax
Sheets("Sheet1").Range("B21") = HgMax
Sheets("Sheet1").Range("B22") = LwMax
Sheets("Sheet1").Range("D23") = CLMin
Sheets("Sheet1").Range("D20") = OPMin
Sheets("Sheet1").Range("D21") = HgMin
Sheets("Sheet1").Range("D22") = LwMin
Sheets("Sheet1").Range("D16") = GLP
Sheets("Sheet1").Range("F23") = CLStd
Sheets("Sheet1").Range("F20") = OPStd
Sheets("Sheet1").Range("F21") = HgStd
Sheets("Sheet1").Range("F22") = LwStd
Sheets("Sheet1").Range("F16") = AHAO
Sheets("Sheet1").Range("F17") = ALAO
Sheets("Sheet1").Range("F18") = ACAO

Sheets("Sheet1").Range("h16") = avvl
Sheets("Sheet1").Range("G8") = Sheets("Data").Range("E" & LastRow)
Sheets("Sheet1").Range("G7") = Sheets("Data").Range("B2")
Sheets("Sheet1").Range("h20") = Skew
Sheets("Sheet1").Range("h21") = Kurt
Sheets("Data").Range("AG2") = Suml



Sheets("Sheet1").Range("h25") = Sheets("Data").Range("N" & LastRow)