Rate Differential

Texas Private Passenger Automobile: Differential of TAIPA Rates to Voluntary Rates

Date	BI	PD	Combined BI/PD	Overall Change	Comments
Prior To 02/01/84	1.000	1.000	1.000
02/01/84	1.220	1.220	1.220	32.9%
02/01/85	1.190	1.190	1.190	-0.9%
02/01/86	1.160	1.160	1.160	1.6%
05/01/87	1.220	1.220	1.220	20.4%
05/01/88	1.240	1.240	1.240	10.2%
06/01/89	1.270	1.270	1.270	15.5%
05/01/90	1.240	1.240	1.240	6.7%
07/15/91	1.220	1.220	1.220	7.4%
06/01/92	1.270	1.270	1.270	4.1%
06/01/93	1.280	1.280	1.280	9.9%	Benchmark Implemented
06/01/95	1.615	1.615	1.615	48.4%
08/01/96	1.923	1.923	1.923	25.9%
04/01/98	2.585	1.458	1.951	4.5%
03/01/99	1.891	1.376	1.608	-27.4%
12/1/00	1.874	1.244	1.480	-6.1%
12/31/2001	1.825	1.386	1.530	9.20%
02/01/2004	2.356	1.72	1.930	27.7%	1.93 of 12-31-2001 benchmark