Table 3.

Age-specific and gender-specific incidence rates per 100,000 inhabitants per year by time period

Age, years	Incidence rate (95% CI)
	1979–1983	1984–1988	1989–1993	1994–1998	1999–2003	2004–2008
Male
<20	1.3 (0.8–2.0)	1.5 (0.9–2.2)	0.8 (0.4–1.4)	2.0 (1.3–2.8)	1.9 (1.2–2.7)	1.7 (1.1–2.4)
20–39	2.0 (1.4–2.7)	1.7 (1.2–2.4)	1.5 (1.0–12.2)	2.4 (1.8–3.3)	2.2 (1.6–3.1)	2.1 (1.5–3.0)
40–59	1.6 (1.0–2.5)	1.9 (1.3–2.8)	2.0 (1.4–2.9)	2.6 (1.9–3.5)	3.2 (2.4–4.1)	4.7 (3.7–5.8)
≥60	4.3 (3.1–5.8)	5.3 (4.0–6.9)	4.8 (3.6–6.4)	6.0 (4.6–7.7)	7.3 (5.8–9.1)	9.2 (7.6–11.1)
Total	2.1 (1.7–2.5)	2.3 (2.0–2.8)	2.1 (1.7–2.5)	3.0 (2.6–3.5)	3.3 (2.9–3.8)	4.1 (3.6–4.7)
Female
<20	1.1 (0.6–1.7)	1.0 (0.6–1.7)	0.9 (0.4–1.5)	0.6 (0.3–1.2)	1.3 (0.7–2.0)	1.3 (0.8–2.0)
20–39	0.6 (0.3–1.2)	0.9 (0.5–1.5)	1.3 (0.8–1.9)	1.9 (1.3–2.7)	1.8 (1.2–2.5)	2.2 (1.6–3.1)
40–59	2.0 (1.3–2.9)	1.9 (1.3–2.8)	2.6 (1.9–3.6)	2.4 (1.7–3.3)	3.2 (2.4–4.1)	3.4 (2.6–4.4)
≥60	2.9 (2.0–3.9)	2.9 (2.1–4.0)	3.6 (2.7–4.8)	3.7 (2.8–4.9)	4.9 (3.8–6.3)	5.5 (4.4–6.9)
Total	1.5 (1.2–1.9)	1.6 (1.3–2.0)	2.1 (1.7–2.4)	2.2 (1.8–2.6)	2.7 (2.3–3.2)	3.1 (2.7–3.6)
Overall	1.8 (1.6–2.1)	2.0 (1.7–2.3)	2.1 (1.8–2.3)	2.6 (2.3–2.9)	3.0 (2.7–3.3)	3.6 (3.3–4.0)

Abbreviation: CI, confidence interval.