Table 2

Cumulative population (person-weeks) in combined influenza and RSV active period and number of active weeks according to broad definition

Year	Active weeks			Inactive weeks			No. of active weeks
Year	<1 year	1–4 years	5–14 years	<1 year	1–4 years	5–14 years	No. of active weeks
1994/95	80491	393072	958342	41924	208262	509486	22
1995/96	55445	274699	685557	76674	376913	947064	14
1996/97	67700	313479	803187	82850	380626	982392	15
1997/98	98911	459805	1237457	55730	261737	703763	21
1998/99	80727	366577	995012	101877	457277	1249411	15
1999/00	75169	349196	955037	109955	511910	1403246	14
Total	458443	2156828	5634592	469010	2196725	5795362	101