Function Get_Pack(ToFind As String, Plage As Range)
Dim Cell As Range
Dim Dic: Set Dic = CreateObject("Scripting.Dictionary")
For Each Cell In Plage.Cells
If InStr(Cell, vbLf) Then
V = Split(Cell, vbLf)
If Dic.Exists(V(1)) _
Then Dic(V(1)) = Dic(V(1)) + Val(V(0)) _
Else Dic.Add V(1), Val(V(0))
End If
Next
If Dic.Exists(ToFind) Then Get_Pack = Dic(ToFind) Else Get_Pack = ""
End Function