     fileprivate func createFlankerLines(_ session: CounterpointingSession) -> Array<String> {
         var collectionOfTableRows: Array<String> = Array()
         var headerCount = 1
-        var screenCount = 1
         
         // First header
         let headerLine = "\(FlankerBlock.example.title),screen,response,time, ,\n"

                }
                
                // CSV line
                let line = ",\(screenCount),\(sof), \(time), s.\n"
                collectionOfTableRows.append(line)
                
                screenCount += 1
                needHeader = true
                
            } else {

    fileprivate func createCounterpointinLines(_ session: CounterpointingSession) -> Array<String> {
        var collectionOfTableRows: Array<String> = Array()
        var headerCount = 0
        var needHeader = true
        
        for move in session.moves {
