"SO2"	"Neg.Temp"	"Manuf"	"Pop"	"Wind"	"Precip"	"Days"
"Phoenix"	10	-70.3	213	582	6	7.05	36
"Little Rock"	13	-61	91	132	8.2	48.52	100
"San Francisco"	12	-56.7	453	716	8.7	20.66	67
"Denver"	17	-51.9	454	515	9	12.95	86
"Hartford"	56	-49.1	412	158	9	43.37	127
"Wilmington"	36	-54	80	80	9	40.25	114
"Washington"	29	-57.3	434	757	9.3	38.89	111
"Jacksonville"	14	-68.4	136	529	8.8	54.47	116
"Miami"	10	-75.5	207	335	9	59.8	128
"Atlanta"	24	-61.5	368	497	9.1	48.34	115
"Chicago"	110	-50.6	3344	3369	10.4	34.44	122
"Indianapolis"	28	-52.3	361	746	9.7	38.74	121
"Des Moines"	17	-49	104	201	11.2	30.85	103
"Wichita"	8	-56.6	125	277	12.7	30.58	82
"Louisville"	30	-55.6	291	593	8.3	43.11	123
"New Orleans"	9	-68.3	204	361	8.4	56.77	113
"Baltimore"	47	-55	625	905	9.6	41.31	111
"Detroit"	35	-49.9	1064	1513	10.1	30.96	129
"Minneapolis-St. Paul"	29	-43.5	699	744	10.6	25.94	137
"Kansas City"	14	-54.5	381	507	10	37	99
"St. Louis"	56	-55.9	775	622	9.5	35.89	105
"Omaha"	14	-51.5	181	347	10.9	30.18	98
"Alburquerque"	11	-56.8	46	244	8.9	7.77	58
"Albany"	46	-47.6	44	116	8.8	33.36	135
"Buffalo"	11	-47.1	391	463	12.4	36.11	166
"Cincinnati"	23	-54	462	453	7.1	39.04	132
"Cleveland"	65	-49.7	1007	751	10.9	34.99	155
"Columbus"	26	-51.5	266	540	8.6	37.01	134
"Philadelphia"	69	-54.6	1692	1950	9.6	39.93	115
"Pittsburgh"	61	-50.4	347	520	9.4	36.22	147
"Providence"	94	-50	343	179	10.6	42.75	125
"Memphis"	10	-61.6	337	624	9.2	49.1	105
"Nashville"	18	-59.4	275	448	7.9	46	119
"Dallas"	9	-66.2	641	844	10.9	35.94	78
"Houston"	10	-68.9	721	1233	10.8	48.19	103
"Salt Lake City"	28	-51	137	176	8.7	15.17	89
"Norfolk"	31	-59.3	96	308	10.6	44.68	116
"Richmond"	26	-57.8	197	299	7.6	42.59	115
"Seattle"	29	-51.1	379	531	9.4	38.79	164
"Charleston"	31	-55.2	35	71	6.5	40.75	148
"Milwaukee"	16	-45.7	569	717	11.8	29.07	123