Table 2.

The first and third quartile for total events per person by year used for the classification of cut points for low-, moderate- and high- users among patients aged 65+ in Ontario, Canada, 1998-2006

Year	First quartile	Third quartile
1998	20	63
1999	20	63
2000	21	68
2001	22	70
2002	24	73
2003	24	76
2004	25	78
2005	26	80
2006	26	81