2008/01/01 * January
    Expenses:Books          $10.00
    Assets:Cash

2008/01/31 End of January
    Expenses:Books          $10.00
    Assets:Cash

2008/02/01 * February
    Expenses:Books          $20.00
    Assets:Cash

2008/02/28 End of February
    Expenses:Books          $20.00
    Assets:Cash

2008/03/01 * March
    Expenses:Books          $30.00
    Assets:Cash

2008/03/31 End of March
    Expenses:Books          $30.00
    Assets:Cash

2008/04/01 April
    * Expenses:Books        $40.00
    Assets:Cash

2008/04/30 End of April
    * Expenses:Books        $40.00
    Assets:Cash

2008/05/01 May
    Expenses:Books          $50.00
    * Assets:Cash

2008/05/31 End of May
    Expenses:Books          $50.00
    * Assets:Cash

2008/06/01 June
    Expenses:Books          $60.00
    Assets:Cash

2008/06/30 End of June
    Expenses:Books          $60.00
    Assets:Cash

2008/07/01 July
    Expenses:Books          $70.00
    Assets:Cash

2008/07/31 End of July
    Expenses:Books          $70.00
    Assets:Cash

2008/08/01 August
    Expenses:Books          $80.00
    Assets:Cash

2008/08/31 End of August
    Expenses:Books          $80.00
    Assets:Cash

2008/09/01 September
    Expenses:Books          $90.00
    Assets:Cash

2008/09/30 End of September
    Expenses:Books          $90.00
    Assets:Cash

2008/10/01 October
    Expenses:Books         $100.00
    Assets:Cash

2008/10/31 End of October
    Expenses:Books         $100.00
    Assets:Cash

2008/11/01 November
    Expenses:Books         $110.00
    Assets:Cash

2008/11/30 End of November
    Expenses:Books         $110.00
    Assets:Cash

2008/12/01 December
    Expenses:Books         $120.00
    Assets:Cash

2008/12/31 End of December
    Expenses:Books         $120.00
    Assets:Cash

2009/01/01 January
    Expenses:Books          $10.00
    Assets:Cash

2009/01/31 End of January
    Expenses:Books          $10.00
    Assets:Cash

2009/02/01 February
    Expenses:Books          $20.00
    Assets:Cash

2009/02/28 End of February
    Expenses:Books          $20.00
    Assets:Cash

2009/03/01 March
    Expenses:Books          $30.00
    Assets:Cash

2009/03/31 End of March
    Expenses:Books          $30.00
    Assets:Cash

2009/04/01 April
    Expenses:Books          $40.00
    Assets:Cash

2009/04/30 End of April
    Expenses:Books          $40.00
    Assets:Cash

2009/05/01 May
    Expenses:Books          $50.00
    Assets:Cash

2009/05/31 End of May
    Expenses:Books          $50.00
    Assets:Cash

2009/06/01 June
    Expenses:Books          $60.00
    Assets:Cash

2009/06/30 End of June
    Expenses:Books          $60.00
    Assets:Cash

2009/07/01 July
    Expenses:Books          $70.00
    Assets:Cash

2009/07/31 End of July
    Expenses:Books          $70.00
    Assets:Cash

2009/08/01 August
    Expenses:Books          $80.00
    Assets:Cash

2009/08/31 End of August
    Expenses:Books          $80.00
    Assets:Cash

2009/09/01 September
    Expenses:Books          $90.00
    Assets:Cash

2009/09/30 End of September
    Expenses:Books          $90.00
    Assets:Cash

2009/10/01 October
    Expenses:Books         $100.00
    Assets:Cash

2009/10/31 End of October
    Expenses:Books         $100.00
    Assets:Cash

2009/11/01 November
    Expenses:Books         $110.00
    Assets:Cash

2009/11/30 End of November
    Expenses:Books         $110.00
    Assets:Cash

2009/12/01 December
    Expenses:Books         $120.00
    Assets:Cash

2009/12/31 End of December
    Expenses:Books         $120.00
    Assets:Cash

$ hledger -f- check

#test reg --cleared
#08-Jan-01 January               Expenses:Books               $10.00       $10.00
#                                Assets:Cash                 $-10.00            0
#08-Feb-01 February              Expenses:Books               $20.00       $20.00
#                                Assets:Cash                 $-20.00            0
#08-Mar-01 March                 Expenses:Books               $30.00       $30.00
#                                Assets:Cash                 $-30.00            0
#08-Apr-01 April                 Expenses:Books               $40.00       $40.00
#08-Apr-30 End of April          Expenses:Books               $40.00       $80.00
#08-May-01 May                   Assets:Cash                 $-50.00       $30.00
#08-May-31 End of May            Assets:Cash                 $-50.00      $-20.00
#end test
#