_id	name	year	pop	prop_urb	clean_bas_n	clean_lim_n	clean_none_n	clean_pro_n	clean_trn_n	clean_bas_u	clean_lim_u	clean_none_u	clean_pro_u	clean_trn_u	clean_bas_r	clean_lim_r	clean_none_r	clean_pro_r	clean_trn_r	clean_bas_h	clean_lim_h	clean_none_h	clean_pro_h	clean_trn_h	clean_bas_nh	clean_lim_nh	clean_none_nh	clean_pro_nh	clean_trn_nh	clean_bas_g	clean_lim_g	clean_none_g	clean_pro_g	clean_trn_g	clean_bas_ng	clean_lim_ng	clean_none_ng	clean_pro_ng	clean_trn_ng	sl	iso3