Age group	Observed sample of population 1996 (count)	Population distr. 1980 (%)	Expected count for 1996
0 to 24	177	41.39	207.0
25 to 44	158	27.68	138.4
45 to 64	101	19.64	98.2
65 +	64	11.28	56.4
Total	500	99.99	500.0