How do I keep my Google Mini from messing up my download statistics?

Partial Class articleDownload
    Inherits System.Web.UI.Page
    Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
        Dim aArticle As New Article
        Dim aDownload As New Download
        Dim aTitleID As String
        aTitleID = Request.QueryString("title")
        aArticle.load(aTitleID)
 
        Dim downloads As Integer = aArticle.getDownloads()
        downloads = downloads + 1
        aArticle.setDownloads(downloads)
 
        'Saves the updated download information for the article to the DB'
        aArticle.sendUpdateToDb()
        aDownload.recordDownload(aTitleID)
 
        Response.Redirect("PDFLibrary/" & Request.QueryString("linkURL"))
        aArticle.dispose()
 
    End Sub
End Class
 
 
 
 
    'records to the database that a title has been downloaded
    Public Sub recordDownload(ByRef titleId As Integer)
        _titleIdFk = titleId
        conn = New SqlConnection(connString)
        cmd = New SqlCommand("INSERT INTO _Download(downloadId, titleIdFk, dateTime) Values(@downloadId, @titleIdFk, @dateTime)", conn)
        cmd.Parameters.Add(New SqlParameter("@downloadId", SqlDbType.Int))
        cmd.Parameters("@downloadId").Value = CreateID.GetNextID("_Download")
        cmd.Parameters.Add(New SqlParameter("@titleIdFk", SqlDbType.Int))
        cmd.Parameters("@titleIdFk").Value = getTitleIdFk()
        cmd.Parameters.Add(New SqlParameter("@dateTime", SqlDbType.DateTime))
        cmd.Parameters("@dateTime").Value = DateTime.Today.Now
 
        Try
            conn.Open()
            cmd.ExecuteNonQuery()
        Finally
            cmd.Dispose()
            conn.Close()
        End Try
    End Sub
End Class