Table 1.

Longitudinal trends in personal belief exemption rates, 1994–2009, overall and by school type.

Year	Overall	N		Personal belief exemption rate, mean % (95% CI)
		Public	Private	Overall	Public schools	Private schools
1994	5893	4411	1482	0.64 (0.58, 0.70)	0.55 (0.50, 0.60)	0.91 (0.71, 1.11)
1995	6006	4486	1520	0.69 (0.62, 0.75)	0.60 (0.55, 0.65)	0.94 (0.74, 1.14)
1996	6022	4497	1525	0.62 (0.56-0.69)	0.53 (0.48, 0.59)	0.89 (0.69, 1.08)
1997	6087	4534	1554	0.99 (0.90, 1.08)	0.83 (0.77, 0.90)	1.45 (1.16, 1.73)
1998	6111	4561	1551	0.87 (0.79, 0.95)	0.71 (0.65, 0.77)	1.36 (1.09, 1.63)
1999	6261	4675	1587	0.85 (0.78, 0.92)	0.72 (0.66, 0.79)	1.23 (1.01, 1.45)
2000	6350	4748	1603	1.07 (0.98, 1.17)	0.88 (0.80, 0.97)	1.64 (1.37, 1.91)
2001	6367	4750	1618	1.50 (1.40, 1.60)	1.35 (1.25, 1.45)	1.94 (1.67, 2.22)
2002	6353	4745	1609	1.47 (1.37, 1.57)	1.27 (1.18, 1.37)	2.05 (1.75, 2.34)
2003	6346	4743	1604	1.53 (1.41, 1.65)	1.31 (1.19, 1.42)	2.19 (1.87, 2.52)
2004	6209	4704	1506	1.59 (1.48, 1.70)	1.36 (1.26, 1.47)	2.30 (1.98, 2.62)
2005	6182	4695	1488	1.69 (1.61, 1.85)	1.32 (1.31, 1.52)	2.54 (2.18, 2.90)
2006	6206	4706	1500	1.73 (1.61, 1.85)	1.48 (1.37, 1.58)	2.54 (2.17, 2.89)
2007	6134	4675	1459	1.84 (1.72, 1.96)	1.57 (1.46, 1.68)	2.70 (2.32, 3.08)
2008	6212	4706	1506	2.22 (2.08, 2.36)	1.89 (1.77, 2.02)	3.23 (2.82, 3.64)
2009	6090	4674	1417	2.34 (2.20, 2.48)	1.96 (1.84, 2.08)	3.59 (3.15, 4.03)