Table 2.

Descriptive statistics

	ACO2	ATECH	ACRD	AGRW	AEMP	INT
Mean	12.080	35.275	237.595	7925.108	53.278	11.261
Median	5.635	17.745	79.963	2593.065	50.620	4.795
Maximum	133.200	331.500	4175.044	113,644.4	91.864	80.400
Minimum	0.760	0.527	0.023	127.220	14.888	0.015
Std. Dev	23.127	55.302	460.978	17,633.452	18.428	15.076
Observation	460	460	460	460	460	460