Year	Month	Ontime.Departures	Ontime.pct	Delayed.Departures	Delayed.pct	Cancelled.flights	Cancelled.pct	Total.Flights
1998.083333	February	334043	0.8091	68305	0.1655	10484	0.0254	412832
1998.166667	March	368939	0.8026	80917	0.176	9847	0.0214	459703
1998.25	April	369170	0.834	66522	0.1503	6952	0.0157	442644
1998.333333	May	367197	0.8173	72703	0.1618	9393	0.0209	449293
1998.416667	June	336936	0.7547	96621	0.2164	12870	0.0288	446427
1998.5	July	377791	0.817	75308	0.1629	9330	0.0202	462429
1998.583333	August	375600	0.8062	75584	0.1622	14726	0.0316	465910
1998.666667	September	361494	0.8144	49514	0.1115	32893	0.0741	443901
1998.75	October	390523	0.8528	59616	0.1302	7815	0.0171	457954
1998.833333	November	377066	0.8638	53043	0.1215	6419	0.0147	436528
1998.916667	December	349930	0.7689	95269	0.2093	9900	0.0218	455099
1999	January	326509	0.7195	100762	0.222	26543	0.0585	453814
1999.083333	February	343027	0.8214	60077	0.1439	14523	0.0348	417627
1999.166667	March	379400	0.8137	74448	0.1597	12419	0.0266	466267
1999.25	April	365236	0.8105	76461	0.1697	8923	0.0198	450620
1999.333333	May	375019	0.8116	75178	0.1627	11857	0.0257	462054
1999.416667	June	353103	0.7668	94688	0.2056	12676	0.0275	460467
1999.5	July	360168	0.7598	99006	0.2089	14873	0.0314	474047
1999.583333	August	384732	0.8023	83106	0.1733	11711	0.0244	479549
1999.666667	September	383280	0.8328	61728	0.1341	15243	0.0331	460251
1999.75	October	399559	0.8354	68984	0.1442	9751	0.0204	478294
1999.833333	November	382889	0.8416	64430	0.1416	7631	0.0168	454950
1999.916667	December	383378	0.8158	78405	0.1668	8161	0.0174	469944
2000	January	368207	0.7826	77755	0.1653	24515	0.0521	470477
2000.083333	February	350673	0.7889	78638	0.1769	15188	0.0342	444499
2000.166667	March	389857	0.8073	82850	0.1716	10237	0.0212	482944
2000.25	April	369411	0.7974	82210	0.1775	11642	0.0251	463263
2000.333333	May	375164	0.7834	87232	0.1821	16513	0.0345	478909
2000.416667	June	334997	0.7111	117471	0.2494	18632	0.0395	471100
2000.5	July	359180	0.7431	108636	0.2248	15526	0.0321	483342
2000.583333	August	366366	0.7456	110009	0.2239	14991	0.0305	491366
2000.666667	September	379872	0.8203	72860	0.1573	10365	0.0224	463097
2000.75	October	389437	0.8017	85955	0.1769	10369	0.0213	485761
2000.833333	November	360752	0.7721	95587	0.2046	10912	0.0234	467251
2000.916667	December	319978	0.6652	132460	0.2754	28600	0.0595	481038
2001	January	417177	0.7872	92872	0.1753	19891	0.0375	529940
2001.083333	February	368759	0.7717	91617	0.1917	17448	0.0365	477824
2001.166667	March	415632	0.7826	97611	0.1838	17876	0.0337	531119
2001.25	April	423250	0.8231	79523	0.1547	11414	0.0222	514187
2001.333333	May	448089	0.8455	72399	0.1366	9452	0.0178	529940
2001.416667	June	409591	0.7873	95130	0.1829	15509	0.0298	520230
2001.5	July	436362	0.8104	90792	0.1686	11286	0.021	538440
2001.583333	August	434711	0.7986	96322	0.1769	13318	0.0245	544351
2001.666667	September	336293	0.6853	55081	0.1123	99324	0.2024	490698
2001.75	October	377923	0.8516	59023	0.133	6850	0.0154	443796
2001.833333	November	361218	0.8654	51671	0.1238	4497	0.0108	417386
2001.916667	December	353769	0.823	71767	0.167	4333	0.0101	429869
2002	January	369665	0.8472	59370	0.1361	7301	0.0167	436336
2002.083333	February	349471	0.8747	45741	0.1145	4323	0.0108	399535
2002.166667	March	367777	0.8211	74086	0.1654	6033	0.0135	447896
2002.25	April	377095	0.8607	56533	0.129	4513	0.0103	438141
2002.333333	May	387827	0.8617	57777	0.1284	4442	0.0099	450046
2002.416667	June	365851	0.816	74816	0.1669	7666	0.0171	448333
2002.5	July	383135	0.8229	76178	0.1636	6260	0.0134	465573
2002.583333	August	396739	0.85	64686	0.1386	5339	0.0114	466764
2002.666667	September	386960	0.8999	39350	0.0915	3686	0.0086	429996
2002.75	October	391060	0.8757	50981	0.1142	4549	0.0102	446590
2002.833333	November	366948	0.8842	44401	0.107	3675	0.0089	415024
2002.916667	December	346320	0.8108	73449	0.172	7356	0.0172	427125
2003	January	477315	0.8645	66453	0.1204	8341	0.0151	552109
2003.083333	February	404064	0.8078	76141	0.1522	20001	0.04	500206
2003.166667	March	480973	0.8599	68815	0.123	9554	0.0171	559342
2003.25	April	470143	0.8916	50826	0.0964	6334	0.012	527303
2003.333333	May	471673	0.8836	57796	0.1083	4313	0.0081	533782
2003.416667	June	460845	0.859	71490	0.1333	4161	0.0078	536496
2003.5	July	466185	0.8346	84548	0.1514	7835	0.014	558568
2003.583333	August	463424	0.832	84451	0.1516	9109	0.0164	556984
2003.666667	September	469152	0.889	50871	0.0964	7691	0.0146	527714
2003.75	October	493899	0.8941	53380	0.0966	5091	0.0092	552370
2003.833333	November	448796	0.8497	71968	0.1363	7407	0.014	528171
2003.916667	December	446212	0.8033	97651	0.1758	11632	0.0209	555495
2004	January	465304	0.7968	101072	0.1731	17611	0.0302	583987
2004.083333	February	454196	0.82	90199	0.1629	9481	0.0171	553876
2004.166667	March	509545	0.8472	84264	0.1401	7603	0.0126	601412
2004.25	April	502123	0.8613	76362	0.131	4485	0.0077	582970
2004.333333	May	485932	0.8174	98144	0.1651	10381	0.0175	594457
2004.416667	June	455480	0.7736	124516	0.2115	8796	0.0149	588792
2004.5	July	485626	0.7907	118408	0.1928	10132	0.0165	614166
2004.583333	August	506770	0.8133	106174	0.1704	10163	0.0163	623107
2004.666667	September	502247	0.8584	64909	0.1109	17969	0.0307	585125
2004.75	October	514852	0.844	88490	0.1451	6695	0.011	610037
2004.833333	November	480066	0.8212	97207	0.1663	7337	0.0126	584610
2004.916667	December	451778	0.7446	137849	0.2272	17104	0.0282	606731
2005	January	447203	0.7517	122637	0.2061	25084	0.0422	594924
2005.083333	February	442322	0.8111	93505	0.1715	9505	0.0174	545332
2005.166667	March	492629	0.7977	114742	0.1858	10169	0.0165	617540
2005.25	April	510654	0.859	76306	0.1284	7532	0.0127	594492
2005.333333	May	527667	0.8583	81258	0.1322	5877	0.0096	614802
2005.416667	June	475540	0.7806	123739	0.2031	9916	0.0163	609195
2005.5	July	464014	0.7389	150096	0.239	13851	0.0221	627961
2005.583333	August	491596	0.7792	125856	0.1995	13452	0.0213	630904
2005.666667	September	487614	0.8491	75107	0.1308	11532	0.0201	574253
2005.75	October	493984	0.8334	88253	0.1489	10475	0.0177	592712
2005.833333	November	469254	0.8289	91298	0.1613	5586	0.0099	566138
2005.916667	December	424985	0.7425	136607	0.2387	10751	0.0188	572343
2006	January	470810	0.8099	100690	0.1732	9787	0.0168	581287
2006.083333	February	416868	0.7847	103086	0.194	11293	0.0213	531247
2006.166667	March	475496	0.7857	122135	0.2018	7586	0.0125	605217
2006.25	April	472828	0.8078	105919	0.1809	6604	0.0113	585351
2006.333333	May	485442	0.8052	110420	0.1831	7057	0.0117	602919
2006.416667	June	450916	0.7536	137311	0.2295	10088	0.0169	598315
2006.5	July	471611	0.7591	138898	0.2236	10735	0.0173	621244
2006.583333	August	493290	0.7846	125659	0.1999	9783	0.0156	628732
2006.666667	September	470338	0.8041	104649	0.1789	9950	0.017	584937
2006.75	October	475666	0.7776	124653	0.2038	11399	0.0186	611718
2006.833333	November	468798	0.7997	107841	0.184	9558	0.0163	586197
2006.916667	December	443148	0.7328	143516	0.2373	18094	0.0299	604758
2007	January	477523	0.7683	128259	0.2064	15777	0.0254	621559
2007.083333	February	402326	0.7113	137813	0.2437	25465	0.045	565604
2007.166667	March	484888	0.7586	137444	0.215	16877	0.0264	639209
2007.25	April	484881	0.7889	118629	0.193	11138	0.0181	614648
2007.333333	May	514850	0.8151	109918	0.174	6841	0.0108	631609
2007.416667	June	449928	0.715	162109	0.2576	17243	0.0274	629280
2007.5	July	473908	0.7307	161146	0.2485	13506	0.0208	648560
2007.583333	August	487736	0.7466	153248	0.2346	12295	0.0188	653279
2007.666667	September	506254	0.8435	87426	0.1457	6507	0.0108	600187
2007.75	October	514484	0.8167	108181	0.1717	7327	0.0116	629992
2007.833333	November	499573	0.8255	99297	0.1641	6279	0.0104	605149
2007.916667	December	425320	0.69	169508	0.275	21554	0.035	616382
2008	January	460364	0.76	128093	0.2115	17308	0.0286	605765
2008.083333	February	414006	0.7273	134634	0.2365	20596	0.0362	569236
2008.166667	March	460997	0.7483	138910	0.2255	16183	0.0263	616090
2008.25	April	484695	0.8104	103076	0.1723	10355	0.0173	598126
2008.333333	May	499457	0.8238	100607	0.1659	6229	0.0103	606293
2008.416667	June	455862	0.749	141872	0.2331	10931	0.018	608665
2008.5	July	489179	0.779	128154	0.2041	10598	0.0169	627931
2008.583333	August	492070	0.8037	110374	0.1803	9835	0.0161	612279
2008.666667	September	469735	0.8684	61260	0.1133	9913	0.0183	540908
2008.75	October	489839	0.8807	63117	0.1135	3249	0.0058	556205
2008.833333	November	449585	0.8592	69229	0.1323	4458	0.0085	523272
2008.916667	December	379307	0.696	147872	0.2713	17777	0.0326	544956
2009	January	428840	0.8056	91069	0.1711	12430	0.0233	532339
2009.083333	February	415549	0.8508	66769	0.1367	6092	0.0125	488410
2009.166667	March	451206	0.8095	94534	0.1696	11682	0.021	557422
2009.25	April	440611	0.8193	89208	0.1659	7974	0.0148	537793
2009.333333	May	455641	0.8332	86399	0.158	4792	0.0088	546832
2009.416667	June	437504	0.7846	111808	0.2005	8282	0.0149	557594
2009.5	July	461140	0.7949	112156	0.1933	6838	0.0118	580134
2009.583333	August	462684	0.8142	99999	0.176	5618	0.0099	568301
2009.666667	September	449731	0.8804	58187	0.1139	2934	0.0057	510852
2009.75	October	427670	0.8042	98856	0.1859	5273	0.0099	531799
2009.833333	November	453660	0.8903	53148	0.1043	2732	0.0054	509540
2009.916667	December	392382	0.7414	122157	0.2308	14730	0.0278	529269
2010	January	419838	0.8046	89138	0.1708	12833	0.0246	521809
2010.083333	February	370898	0.7675	86072	0.1781	26300	0.0544	483270
2010.166667	March	444127	0.8086	96904	0.1764	8231	0.015	549262
2010.25	April	455771	0.861	69922	0.1321	3637	0.0069	529330
2010.333333	May	442999	0.8162	93032	0.1714	6716	0.0124	542747
2010.416667	June	428969	0.7776	114439	0.2074	8279	0.015	551687
2010.5	July	444080	0.778	118538	0.2077	8170	0.0143	570788
2010.583333	August	468286	0.8227	95318	0.1675	5613	0.0099	569217
2010.666667	September	455020	0.8649	66333	0.1261	4754	0.009	526107
2010.75	October	460450	0.8441	79794	0.1463	5275	0.0097	545519
2010.833333	November	439844	0.8442	77400	0.1486	3755	0.0072	520999
2010.916667	December	394632	0.7316	125058	0.2319	19692	0.0365	539382
2011	January	383858	0.7764	91408	0.1849	19134	0.0387	494400
2011.083333	February	348610	0.7653	84727	0.186	22179	0.0487	455516
2011.166667	March	425672	0.8082	94344	0.1791	6671	0.0127	526687
2011.25	April	395635	0.7803	101226	0.1996	10163	0.02	507024
2011.333333	May	409296	0.7862	100562	0.1932	10754	0.0207	520612
2011.416667	June	413831	0.7829	105467	0.1995	9290	0.0176	528588
2011.5	July	430958	0.7875	107029	0.1956	9232	0.0169	547219
2011.583333	August	433780	0.8012	93936	0.1735	13726	0.0254	541442
2011.666667	September	416492	0.8544	66989	0.1374	3987	0.0082	487468
2011.75	October	436438	0.8653	64058	0.127	3901	0.0077	504397
2011.833333	November	412961	0.8639	61851	0.1294	3228	0.0068	478040
2011.916667	December	419345	0.8491	70830	0.1434	3713	0.0075	493888
2012	January	411948	0.8474	67081	0.138	7104	0.0146	486133
2012.083333	February	404512	0.8702	55653	0.1197	4661	0.01	464826
2012.166667	March	431557	0.8273	84661	0.1623	5410	0.0104	521628
2012.25	April	437284	0.8655	62973	0.1246	4961	0.0098	505218
2012.333333	May	435577	0.8402	78367	0.1512	4479	0.0086	518423
2012.416667	June	426391	0.8092	94756	0.1798	5786	0.011	526933
2012.5	July	417586	0.766	119835	0.2198	7710	0.0141	545131
2012.583333	August	430137	0.7954	103557	0.1915	7099	0.0131	540793
2012.666667	September	414219	0.845	72027	0.1469	3953	0.0081	490199
2012.75	October	418970	0.8131	81660	0.1585	14624	0.0284	515254
2012.833333	November	416938	0.8544	65963	0.1352	5105	0.0105	488006
2012.916667	December	380947	0.7708	105301	0.2131	7970	0.0161	494218
2013	January	418918	0.8222	83040	0.163	7561	0.0148	509519
2013.083333	February	380297	0.8096	78120	0.1663	11329	0.0241	469746
2013.166667	March	444553	0.8049	98826	0.1789	8933	0.0162	552312
2013.25	April	421921	0.7866	105013	0.1958	9459	0.0176	536393
2013.333333	May	440934	0.8037	101470	0.1849	6238	0.0114	548642
2013.416667	June	402956	0.7298	139333	0.2524	9852	0.0178	552141
2013.5	July	425009	0.7435	137015	0.2397	9599	0.0168	571623
2013.583333	August	446180	0.7926	111204	0.1975	5537	0.0098	562921
2013.666667	September	430916	0.8436	75478	0.1478	4412	0.0086	510806
2013.75	October	451670	0.8437	80411	0.1502	3263	0.0061	535344
2013.833333	November	420103	0.8347	78111	0.1552	5082	0.0101	503296
2013.916667	December	360680	0.698	141312	0.2735	14747	0.0285	516739
2014	January	323128	0.6847	117969	0.25	30852	0.0654	471949
2014.083333	February	308656	0.7168	98227	0.2281	23719	0.0551	430602
2014.166667	March	393659	0.7814	100251	0.199	9848	0.0195	503758
2014.25	April	388465	0.8034	89472	0.1851	5562	0.0115	483499
2014.333333	May	386057	0.7732	103708	0.2077	9513	0.0191	499278
2014.416667	June	367612	0.7314	124872	0.2484	10133	0.0202	502617
2014.5	July	398263	0.7646	114227	0.2193	8390	0.0161	520880
2014.583333	August	400912	0.79	100630	0.1983	5949	0.0117	507491
2014.666667	September	388968	0.8285	73745	0.1571	6776	0.0144	469489
2014.75	October	400608	0.8159	85197	0.1735	5206	0.0106	491011
2014.833333	November	378510	0.8192	79243	0.1715	4301	0.0093	462054
2014.916667	December	364740	0.7644	105708	0.2215	6735	0.0141	477183