00322    a2200109   4500020001500000082001500015100004000030245003000070260006100100300002300161650002800184  a955577319x  a519.5bSTA  aDepartment of census and statistics  aStatistical abstract 2001  aColombobDepartment of census and statisticsc2002g2002  axxxx, 462p.c28cm.  aStatistical mathematics