Southwest Airlines Co
All units in Millions or Millions USD	2000	2001	2002	2003	2004	2005	2006	2007
Income Statement
Passenger Revenue	5,468	5,379	5,341	5,741	6,280	7,279	8,750	9,457
Regional Affiliate Revenue
Total Revenue	5,650	5,555	5,522	5,937	6,530	7,584	9,086	9,861
Wages Salaries & Benefits	1,684	1,856	1,993	2,224	2,578	2,782	3,052	3,213
Aircraft Fuel Expense	804	771	762	830	1,000	1,341	2,138	2,536
Depreciation & Amortization	281	318	356	384	431	469	515	555
Net Interest Expense	30	27	69	67	67	75	44	75
Operating Expense	4,628	4,924	5,181	5,558	6,126	6,859	8,152	9,070
Operating Income (Loss)	1,022	631	341	379	404	725	934	791
Pretax Income (Loss)	1,018	828	317	604	339	779	790	1,058
Net Income (Loss)	626	511	188	372	215	484	499	645
Balance Sheet Asset
Cash & Short-term Investment	523	2,279	1,815	1,865	1,305	2,531	1,759	2,779
Restricted Cash & Short-term Investments
Total Current Assets	832	2,520	2,232	2,313	2,172	3,620	2,601	4,443
Total Assets	6,670	8,997	8,766	9,693	11,137	14,003	13,460	16,772
Balance Sheet Liabilities
Air Traffic Liability	377	450	412	462	529	649	799	931
Current Liability	1,298	2,239	1,434	1,723	2,142	3,848	2,887	4,838
Long-term Debt & Capital Lease Obligations, Less Current Maturities	761	1,327	1,553	1,332	1,700	1,394	1,567	2,050
Pension & Post Retirement Benefits
Retained Earnings (Accumulated deficit)	2,902	3,228	3,455	3,883	4,089	4,018	4,307	4,788
Total Stockholder Equity (deficit)	3,451	4,014	4,374	5,029	5,527	6,675	6,449	6,941
Cash Flow Statement
Net Cash Provided by (Used in) Operating Activity	1,298	1,485	520	1,336	1,066	2,118	1,406	2,845
Net Cash Provided by (Used in) Investing Activities	(1,135)	(998)	(603)	(1,619)	(1,658)	(1,146)	(1,495)	(1,529)
Net Cash Provided by (Used in) Financing activities	(59)	1,270	(382)	(48)	156	260	(801)	(493)
Payments on Long-term Debt and Capital Lease Obligation	(10)	(111)	(65)	(130)	(207)	(149)	(607)	(122)
Proceeds from Issuance of Long-term Debt	0	614	385	0	520	300	300	500
Net Increase (Decrease) in Cash	104	1,757	(465)	(331)	(436)	1,232	(890)	823
Operating Statistics
Regional Passengers
Regional ASM
Regional RPM
Mainline Passengers	(0)	64	63	66	71	78	84	89
Mainline ASM	59,910	65,295	68,887	71,790	76,861	85,173	92,663	99,636
Mainline RPM	42,215	44,494	45,392	47,943	53,418	60,223	67,691	72,319
Data Source:  SEC 10K Filings