Exhibit 308.xls

Sheet3
Sheet2
Sheet1

Development of Residential Coincident and Non-Coincident Peaks
Based Upon 2003 Normalized Energy
Month
NorWhCus
NorWhGen
ThisMo
NextMo
Later
kWh Used
Hrs
AvgkW
LoadFactr
GpCoinc
CoincFactr
SysCoinc
GpCoincGL
SysCoincGL
12-month total coincident demand
coincident demand per Ex. 40 page 1
deltal
Using Company's 5-month total coincident demand
Using Company's 5-month coincident demand per Ex. 40 page 1
Exhibit 308
?1?/?1?/?2002
472229936.88
523703000.00
180609061.66
238090564.90
2609291.61
421308918.17
744.00
566275.43
0.69
824212.83
1.00
824212.83
931360.50
931360.50
?2?/?1?/?2002
389488728.58
431943000.00
149185867.71
198747169.70
296700.63
348229738.04
672.00
518199.01
0.67
779211.49
1.00
779211.49
880508.98
880508.98
?3?/?1?/?2002
367505861.14
407564000.00
166149399.82
170128141.93
22163.46
336299705.21
744.00
452015.73
0.61
743654.86
0.99
737318.92
840329.99
833170.38
?4?/?1?/?2002
296700631.20
329041000.00
126275788.64
155138697.19
209582.34
281624068.16
720.00
391144.54
0.61
637531.24
0.89
570469.33
720410.30
644630.34
?5?/?1?/?2002
277043282.24
307241000.00
121882421.59
155471987.02
924978.29
278279386.89
744.00
374031.43
0.57
653958.27
0.85
556341.92
738972.85
628666.37
?6?/?1?/?2002
272184851.22
301853000.00
116503281.87
179003406.71
1184713.29
296691401.87
720.00
412071.39
0.53
774715.91
0.93
721035.84
875428.98
814770.50
?7?/?1?/?2002
335137060.41
371667000.00
155208675.42
184530182.00
816991.08
340555848.50
744.00
457736.36
0.56
813536.58
0.90
734761.83
919296.33
830280.87
?8?/?1?/?2002
316768259.69
351296000.00
131053364.40
156835145.19
1766671.91
289655181.51
744.00
389321.48
0.55
714194.09
0.94
670178.31
807039.32
757301.48
?9?/?1?/?2002
271425608.66
301011000.00
113773472.38
165695539.22
303508.97
279772520.58
720.00
388572.95
0.54
723437.86
0.93
672341.45
817484.79
759745.84
?10?/?1?/?2002
294936880.07
327085000.00
127477618.30
215008004.01
2405257.17
344890879.49
744.00
463563.01
0.53
874548.18
0.94
818778.25
988239.45
925219.42
?11?/?1?/?2002
374702434.63
415545000.00
159390921.64
274427935.73
1690583.17
435509440.54
720.00
604874.22
0.61
987533.63
0.86
849022.16
1115913.00
959395.04
?12?/?1?/?2002
476288548.24
528204000.00
199450592.46
286157174.85
1117832.65
486725599.96
744.00
654201.08
0.65
999864.09
0.97
973677.65
1129846.42
1100255.74
?1?/?1?/?2003
472229936.88
523703000.00
184382178.85
245689489.99
?2?/?1?/?2003
389488728.58
431943000.00
142681405.94
10065305.47
10231941.00
1.02
4462003.64
4344890.00
0.97