Current PRISM update package delivered on Year=2011, Month=1, Day=11
Start and end period(yyyymm): 201009 - 201012

VERSION     START_DATE  END_DATE
----------  ----------  ----------
final       1895-01-01  2010-09-30  
quick       2010-10-01  2010-12-31  


Legend:
------
Final  = Grids using NCDC final COOP data
Prelim = Grids using NCDC preliminary COOP data (later replaced with Final)
Quick  = Grids using NCDC quicklook/provisional COOP data 
		(later replaced with Prelim & Final)