March 2004 Traffic Reports Update

	March 2004	March 2003	Percent Change	2004	2003	Percent Change
Great Lakes Aviation [GLUX]
RPM (miles)	11.8M	8.3M	42.3%	32.7M	25.2M	29.7%
ASM (miles)	29.6M	25.3M	17.2%	86.1M	79.2M	8.7%
Load Factor	39.9%	31.8%	7.1 points	38%	31.8%	6.2 points
Passengers Enplaned	41,670	30,849	35.1%	116,568	93,780	24.3%
Pinnacle Airlines [PNCL]
RPM (miles)	208.7M	116.9M	78.5%	513M	293.3M	74.9%
ASM (miles)	297.7M	184.4M	61.4%	818.6M	512.5M	59.7%
Load Factor	70.1%	63.4%	6.7 points	62.7%	57.2%	5.5 points
Passengers Enplaned	488,690	332,046	47.2%	1.2M	828.5	48.3%
The traffic reports for 13 other regional carriers were reported in the April 19 edition. Source: Company reports

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