Age group (Years)	2000		2005		2010		2015		2020		2025		2030		2035		2040
	Number	%	Number	%	Number	%	Number	%	Number	%	Number	%	Number	%	Number	%	Number	%
Under 5	98,589	8.3	99,253	8.0	96,890	7.5	94,998	7.1	95,072	6.8	94,061	6.6	92,641	6.4	91,057	6.2	89,702	6.0
Under 15	305,288	25.7	306,445	24.6	294,262	22.7	290,768	21.6	286,662	20.6	283,894	19.9	281,580	19.3	277,597	18.8	273,261	18.4
15 - 59	774,082	65.2	817,916	65.8	860,386	66.4	876,048	65.1	882,863	63.5	878,384	61.5	875,023	60.0	877,027	59.4	862,986	58.1
15 - 64	807,182	68.0	855,161	68.8	910,381	70.2	942,880	70.1	959,727	69.0	965,094	67.5	960,122	65.8	957,425	64.8	958,421	64.5
15 & over	881,585	74.3	937,273	75.4	1,002,425	77.3	1,054,735	78.4	1,103,735	79.4	1,144,843	80.1	1,177,005	80.7	1,200,076	81.2	1,212,778	81.6
60 & over	107,503	9.1	119,357	9.6	142,039	11.0	178,687	13.3	220,872	15.9	266,459	18.6	301,982	20.7	323,049	21.9	349,792	23.5
65 & over	74,403	6.3	82,112	6.6	92,044	7.1	111,855	8.3	144,008	10.4	179,749	12.6	216,883	14.9	242,651	16.4	254,357	17.1
All ages	1,186,873	100.0	1,243,718	100.0	1,296,687	100.0	1,345,503	100.0	1,390,397	100.0	1,428,737	100.0	1,458,585	100.0	1,477,673	100.0	1,486,039	100.0
Mean age		30.9		32.2		33.5		34.8		36.1		37.3		38.4		39.3		39.9
Median age		29.0		30.4		32.2		33.9		35.4		36.5		37.8		39.0		39.6
Dependency ratio		470.4		454.4		424.3		427.0		448.7		480.4		519.2		543.4		550.5