Year	First-listed diagnosis	All-listed diagnosis	First-listed diagnosis (excluding delivery)	All-listed diagnosis (excluding delivery)
2005	1.37	5.07	1.57	5.78
2004	1.34	5.11	1.54	5.84
2003	1.32	4.89	1.51	5.58
2002	1.40	4.86	1.60	5.55
2001	1.38	4.79	1.58	5.46
2000	1.38	4.67	1.58	5.33
1999	1.37	4.62	1.57	5.28
1998	1.38	4.63	1.60	5.33
1997	1.47	4.70	1.70	5.40
1996	1.48	4.73	1.71	5.45
1995	1.56	4.65	1.80	5.34
1994	1.59	4.55	1.84	5.24
1993	1.50	4.28	1.74	4.95
1992	1.49	4.13	1.73	4.77
1991	1.35	3.73	1.56	4.31
1990	1.34	3.60	1.56	4.18
1989	1.33	3.60	1.55	4.16
1988	1.38	3.43	1.59	3.94
1987	1.71	3.70	1.95	4.23
1986	1.89	3.81	2.14	4.31
1985	1.84	3.46	2.09	3.93
1984	1.70	3.19	1.92	3.60
1983	1.66	3.02	1.87	3.40
1982	1.81	3.13	2.04	3.52
1981	1.95	3.23	2.20	3.63
1980	1.96	3.20	2.20	3.59
1979	1.92	3.16	2.16	3.54