@Override
    public String getColumnName(int column){
        switch (column){
            case 0: return "First name";
            case 1: return "Surname";               
            case 2: return "Personal id";
            case 3: return "Car price";
            case 4: return "Damage";
            case 5: return "Severeness";
            case 6: return "State";
                
        }
        return null;
        
    }