_id	Dcountry	Dlatitude	Dlongitude	Ocountry	Olatitude	Olongitude	cargo_type	comment	cost	currency	destination	distance	estimated_time	dest_pop_max	dest_pop_mean	dest_pop_median	dest_pop_min	month	origin	origin_pop_max	origin_pop_mean	origin_pop_median	origin_pop_min	origin_pop_std	quantity	rate MT/Km	rate USD/MT	source	dest_pop_std	tonnage	trans_mode	via	year	country_dest	country_origin	travel_time	google_dist	border_crossing	origin_town_pop	dest_town_pop	distance_calc	O_dist_t_node	D_dist_t_node	slope_min	slope_max	slope_mean	slope_std	slope_median	dem_min	dem_max	dem_mean	dem_std	dem_median	night_lights_min	night_lights_max	night_lights_mean	night_lights_std	night_lights_median	acled_min	acled_max	acled_mean	acled_std	acled_median