2018				2013
Five year age groups (years)		Number	%	Porirua City %		Number	%	Porirua City %	2013 - 2018
0 to 4 years		6	2.3	7.8		24	5.5	8.6	-18
5 to 9 years		3	1.1	8.4		9	2.1	8.1	-6
10 to 14 years		6	2.3	7.6		21	4.8	7.8	-15
15 to 19 years		21	8.0	6.9		36	8.3	7.4	-15
20 to 24 years		27	10.3	6.2		48	11.0	6.4	-21
25 to 29 years		24	9.2	6.7		42	9.7	5.3	-18
30 to 34 years		24	9.2	6.4		33	7.6	6.1	-9
35 to 39 years		27	10.3	6.7		39	9.0	7.1	-12
40 to 44 years		30	11.5	6.9		39	9.0	7.8	-9
45 to 49 years		33	12.6	7.2		36	8.3	7.3	-3
50 to 54 years		18	6.9	6.6		36	8.3	6.8	-18
55 to 59 years		24	9.2	6.1		27	6.2	5.9	-3
60 to 64 years		12	4.6	5.1		21	4.8	5.1	-9
65 to 69 years		6	2.3	4.2		12	2.8	4.0	-6
70 to 74 years		6	2.3	3.2		9	2.1	2.8	-3
75 to 79 years		-	-	2.1		3	0.7	1.6	-3
80 to 84 years		3	1.1	1.1		6	1.4	1.1	-3
85 years and over		3	1.1	1.0		3	0.7	0.8	-
Total		261	100.0	100.0		435	100.0	100.0	-174