Dec 31, 1991IDec 31, 1991nDec 31, 1991 Dec 31, 19911Dec 31, 19919Dec 31, 19917Dec 31, 19918Dec 31, 1991 Dec 31, 1991tDec 31, 1991hDec 31, 1991eDec 31, 1991 Dec 31, 1991aDec 31, 1991vDec 31, 1991eDec 31, 1991rDec 31, 1991aDec 31, 1991gDec 31, 1991eDec 31, 1991 Dec 31, 1991aDec 31, 1991gDec 31, 1991eDec 31, 1991 Dec 31, 1991wDec 31, 1991aDec 31, 1991sDec 31, 1991 Dec 31, 1991iDec 31, 1991nDec 31, 1991 Dec 31, 1991tDec 31, 1991hDec 31, 1991eDec 31, 1991 Dec 31, 1991lDec 31, 1991aDec 31, 1991tDec 31, 1991eDec 31, 1991 Dec 31, 19914Dec 31, 19910Dec 31, 1991sDec 31, 1991 Dec 31, 1991aDec 31, 1991nDec 31, 1991dDec 31, 1991 Dec 31, 1991bDec 31, 1991yDec 31, 1991 Dec 31, 19912Dec 31, 19910Dec 31, 19911Dec 31, 19918Dec 31, 1991 Dec 31, 1991iDec 31, 1991tDec 31, 1991 Dec 31, 1991wDec 31, 1991aDec 31, 1991sDec 31, 1991 Dec 31, 1991jDec 31, 1991uDec 31, 1991sDec 31, 1991tDec 31, 1991 Dec 31, 1991oDec 31, 1991vDec 31, 1991eDec 31, 1991rDec 31, 1991 Dec 31, 19915Dec 31, 19910Dec 31, 1991.Dec 31, 1991