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            March 2019 Quarterly Cash Flow Report           | 
                  
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            December 2018 Quarterly Cash Flow Report           | 
                  
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            September 2018 Quarterly Cash Flow Report           | 
                  
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            June 2018 Quarterly Cash Flow Report           | 
                  
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            March 2018 Quarterly Cash Flow Report           | 
                  
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            December 2017 Quarterly Cash Flow Report           | 
                  
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            September 2017 Quarterly Cash Flow Report           | 
                  
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            June 2017 Quarterly Cash Flow Report           | 
                  
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            March 2017 Quarterly Cash Flow Report           | 
                  
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            December 2016 Quarterly Cash Flow Report           | 
                  
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            September 2016 Quarterly Cash Flow Report           | 
                  
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            June 2016 Quarterly Cash Flow Report           | 
                  
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            March 2016 Quarterly Cash Flow Report           | 
                  
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            December 2015 Quarterly Cash Flow Report           | 
                  
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            September 2015 Quarterly Cashflow Reort           | 
                  
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            June 2015 Quarterly Cashflow Report           | 
                  
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            March 2015 Quarterly Cash Flow Report           | 
                  
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            December 2014 Quarterly Cashflow Report           | 
                  
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            September 2014 Quarterly Cash Flow Report           | 
                  
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            June 2014 Quarterly Cash Flow Report           | 
                  
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            March 2014 Quarterly Cash Flow Report           | 
                  
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            December 2013 Quarterly Cashflow Report           | 
                  
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            September 2013 Quarterly Cash Flow Report           | 
                  
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            June 2013 Quarterly Cash Flow Report           | 
                  
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            March 2013 Quarterly Cash Flow Report           | 
                  
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            December 2012 Quarterly Cashflow Report           | 
                  
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            September 2012 Quarterly Cash Flow Report           | 
                  
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            June 2012 Quarterly Cash Flow Report           | 
                  
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            March 2012 Quarterly Cash Flow Report           | 
                  
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            December 2011 Quarterly Cash Flow Report           | 
                  
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