CLIMATE.REGION	Central	East North Central	Northeast	Northwest	South	Southeast	Southwest	West	West North Central
CAUSE.CATEGORY
equipment failure	149.00	NaN	195.00	702.0	268.80	554.50	184.33	554.29	NaN
fuel supply emergency	NaN	NaN	2891.00	NaN	NaN	NaN	NaN	NaN	NaN
intentional attack	101.50	155.00	1355.00	60.0	158.00	NaN	113.67	733.60	NaN
islanding	125.33	NaN	NaN	NaN	984.00	NaN	2.00	232.08	NaN
public appeal	NaN	388.00	3400.00	248.0	950.00	NaN	NaN	NaN	720.0
severe weather	3527.18	4474.96	4581.27	4838.0	4778.09	2268.55	2131.17	3499.87	2442.5
system operability disruption	610.00	2610.00	514.86	95.0	894.67	166.93	373.33	262.90	NaN