Southwest Airlines Co
All units in Millions or Millions USD	2000	2001	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011
Income Statement
Passenger Revenue	5,468	5,379	5,341	5,741	6,280	7,279	8,750	9,457	10,549	9,892	11,489	14,735
Regional Affiliate Revenue
Total Revenue	5,650	5,555	5,522	5,937	6,530	7,584	9,086	9,861	11,023	10,350	12,104	15,658
Wages Salaries & Benefits	1,684	1,856	1,993	2,224	2,578	2,782	3,052	3,213	3,340	3,468	3,704	4,371
Aircraft Fuel Expense	804	771	762	830	1,000	1,341	2,138	2,536	3,713	3,044	3,620	5,644
Depreciation & Amortization	281	318	356	384	431	469	515	555	599	616	628	715
Net Interest Expense	30	27	69	67	67	75	44	75	104	173	155	184
Operating Expense	4,628	4,924	5,181	5,558	6,126	6,859	8,152	9,070	10,574	10,088	11,116	14,965
Operating Income (Loss)	1,022	631	341	379	404	725	934	791	449	262	988	693
Pretax Income (Loss)	1,018	828	317	604	339	779	790	1,058	278	164	745	323
Net Income (Loss)	626	511	188	372	215	484	499	645	178	99	459	178
Balance Sheet Asset
Cash & Short-term Investment	523	2,279	1,815	1,865	1,305	2,531	1,759	2,779	1,803	2,593	3,538	3,144
Restricted Cash & Short-term Investments
Total Current Assets	832	2,520	2,232	2,313	2,172	3,620	2,601	4,443	2,893	3,358	4,279	4,345
Total Assets	6,670	8,997	8,766	9,693	11,137	14,003	13,460	16,772	14,308	14,269	15,463	18,068
Balance Sheet Liabilities
Air Traffic Liability	377	450	412	462	529	649	799	931	963	1,044	1,198	1,836
Current Liability	1,298	2,239	1,434	1,723	2,142	3,848	2,887	4,838	2,806	2,676	3,305	4,533
Long-term Debt & Capital Lease Obligations, Less Current Maturities	761	1,327	1,553	1,332	1,700	1,394	1,567	2,050	3,498	3,325	2,875	3,107
Pension & Post Retirement Benefits
Retained Earnings (Accumulated deficit)	2,902	3,228	3,455	3,883	4,089	4,018	4,307	4,788	4,919	4,983	5,399	5,395
Total Stockholder Equity (deficit)	3,451	4,014	4,374	5,029	5,527	6,675	6,449	6,941	4,953	5,466	6,237	6,877
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	(1,521)	985	1,561	1,385
Net Cash Provided by (Used in) Investing Activities	(1,135)	(998)	(603)	(1,619)	(1,658)	(1,146)	(1,495)	(1,529)	(978)	(1,569)	(1,265)	(1,051)
Net Cash Provided by (Used in) Financing activities	(59)	1,270	(382)	(48)	156	260	(801)	(493)	1,654	330	(149)	(766)
Payments on Long-term Debt and Capital Lease Obligation	(10)	(111)	(65)	(130)	(207)	(149)	(607)	(122)	(55)	(86)	(155)	(557)
Proceeds from Issuance of Long-term Debt	0	614	385	0	520	300	300	500	1,000	455	0	0
Net Increase (Decrease) in Cash	104	1,757	(465)	(331)	(436)	1,232	(890)	823	(845)	(254)	147	(432)
Operating Statistics
Regional Passengers
Regional ASM
Regional RPM
Mainline Passengers	(0)	64	63	66	71	78	84	89	89	86	88	104
Mainline ASM	59,910	65,295	68,887	71,790	76,861	85,173	92,663	99,636	103,271	98,002	98,437	120,579
Mainline RPM	42,215	44,494	45,392	47,943	53,418	60,223	67,691	72,319	73,492	74,457	78,047	97,583
Data Source:  SEC 10K Filings