_id	dataset	state	ea	hh	itemid	mod_opt	E_2_cons	E_3_pric_total	E_3_pric_total_curr	E_3_pric_total_sp	E_3_pric_zero	E_3_pric_sspperkg_low	E_3_pric_sspperkg_high	E_4_free_yn	E_5_free_main	E_5_free_other