19970727	 1997.5694	   -0.8	    0.4	   -2.2	rrr	    2.5	    4.4	    8.8	 0.0056	CentralCalifornia_SGPS.19970727.stacov.point-2012/06/13-09:58:14 
19970728	 1997.5721	    0.7	   -0.3	    2.1	rrr	    2.4	    3.7	    8.6	 0.0252	CentralCalifornia_SGPS.19970728.stacov.point-2012/06/13-09:58:14