Operating Profile

	2009 Y	2010 Y	2011 Y	2012 Y
Period Ended	12/31/2009	12/31/2010	12/31/2011	12/31/2012
Customers and Employees
Natural Gas Distribution Customers	667,794	673,997	679,543	685,941
FTE Employees	1,061	1,028	1,050	1,092

Electricity Sales Revenue ($000)

Electric Infrastructure (Miles)

Natural Gas Distribution Revenues ($000)
Gas Distribution Sales, Residential Retail	555,844	456,174	492,490	428,500
Gas Distribution Sales, Commercial Retail	292,697	227,994	244,922	213,800
Gas Distribution Sales, Industrial Retail	103,523	66,994	65,416	54,442
Retail Gas Distribution Sales Revenue	952,064	751,162	802,828	696,742
Transportation Gas Distribution Revenue	13,635	13,833	15,419	15,578
Other Gas Distribution Revenue	27,050	25,638	3,972	5,935
Gas Distribution Revenue	992,749	790,633	822,219	718,292
Oil and Gas Distribution Revenue	992,749	790,633	822,219	718,292

Midstream Revenues ($000)
Oil and Gas Storage Revenue	19,738	21,249	26,354	30,520
Oil and Gas Storage and Transportation Revenue	19,738	21,249	26,354	30,520

Other Revenues ($000)
Oil & Natural Gas Revenue	1,012,487	811,882	848,573	748,812
Other Operating Revenue	224	224	223	225

Natural Gas Throughput (MMcf)
Residential Retail Gas Throughput	41,287	36,868	42,514	39,550
Commercial Retail Gas Throughput	25,560	23,020	25,968	24,240
Industrial Retail Gas Throughput	11,197	9,547	9,665	9,450
Retail Gas Throughput	78,043	69,435	78,147	73,240
Gas Throughput for Others	35,093	36,762	37,089	37,940

Gas Infrastructure (Miles)
Gas Gath., Trans, & Dist. Mains	13,800	13,900	13,900	14,000


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