What is the difference in revenue between the month with the highest total revenue and the month with the lowest total revenue?

What percent is the Buford Gas bill in May in relation to total Utilities Expense in May? (Round the percentage to one decimal place, such as 8.6%.) fill in the blank 1 of 1 %

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	Month	Customer/Vendor	Account	Amount	Amount on income statement
	Jan	Mill Creek	Fees Earned	2,260	2,260
	Apr	St. Jacob	Fees Earned	2,532	2,532
	Feb	Woodhull	Fees Earned	2,859	2,859
	Jul	Buford Gas	Utilities Expense	202	-202
	Apr	Crestfield Promotions	Advertising Expense	695	-695
	Feb	Iuka	Fees Earned	3,161	3,161
	Oct	Park Forest	Fees Earned	2,283	2,283
	Nov	Office Depot	Supplies Expense	1,899	-1,899
	Jan	Comcast Services	Utilities Expense	252	-252
	Nov	Arrow Maintenance	Maintenance Expense	1,959	-1,959
	Feb	Premium Insurance	Insurance Expense	900	-900
	Nov	Buford Gas	Utilities Expense	689	-689
	Apr	La Harpe	Fees Earned	2,440	2,440
	Feb	County Water Dept.	Utilities Expense	141	-141
	Aug	Glasford	Fees Earned	2,515	2,515
	Jun	Downers Grove	Fees Earned	1,493	1,493
	Jan	Reynolds	Fees Earned	1,289	1,289
	Sep	Wilmington	Fees Earned	1,594	1,594
	Nov	County Water Dept.	Utilities Expense	2,190	-2,190
	Oct	Verifone Phone Service	Utilities Expense	764	-764
	Jul	Crestfield Promotions	Advertising Expense	1,352	-1,352
	Jan	Thompsonville	Fees Earned	1,736	1,736
	Apr	Savanna	Fees Earned	2,494	2,494
	Feb	North Henderson	Fees Earned	2,433	2,433
	Oct	Chatham	Fees Earned	3,049	3,049
	Oct	Cedar Point	Fees Earned	1,110	1,110
	Dec	Crestfield Promotions	Advertising Expense	1,288	-1,288
	Sep	Gorham	Fees Earned	1,999	1,999
	Oct	Fix-It Fast	Maintenance Expense	1,554	-1,554
	Jan	Premium Insurance	Insurance Expense	900	-900
	Mar	Buford Gas	Utilities Expense	2,197	-2,197
	Apr	Comcast Services	Utilities Expense	1,449	-1,449
	Apr	Danforth	Fees Earned	3,157	3,157
	Oct	Johnsburg	Fees Earned	1,373	1,373
	Dec	Mary Carmichael	Wages Expense	1,000	-1,000
	Dec	Mileage	Vehicle Expense	1,190	-1,190
	Jan	Mary Carmichael	Wages Expense	1,000	-1,000
	Sep	Norris City	Fees Earned	2,925	2,925
	Jan	Saben Landlords	Rent Expense	1,800	-1,800
	Jan	Streator	Fees Earned	2,223	2,223
	Jul	Sims	Fees Earned	1,401	1,401
	Oct	Ellsworth	Fees Earned	2,304	2,304
	Nov	Williamson	Fees Earned	1,679	1,679
	Sep	Freedman Supply	Supplies Expense	868	-868
	Mar	Carbon Chemicals	Maintenance Expense	696	-696
	Sep	Mileage	Vehicle Expense	1,630	-1,630
	Apr	Red Bud	Fees Earned	2,393	2,393
	Apr	Breese	Fees Earned	2,476	2,476
	Feb	Mary Carmichael	Wages Expense	1,000	-1,000
	Jul	Liverpool	Fees Earned	2,189	2,189
	Aug	Mileage	Vehicle Expense	1,692	-1,692
	Oct	Rainbow Plumbing	Maintenance Expense	2,190	-2,190
	May	Glenwood	Fees Earned	2,023	2,023
	Dec	Philo	Fees Earned	1,663	1,663
	Nov	Long Creek	Fees Earned	1,421	1,421
	Feb	Verifone Phone Service	Utilities Expense	1,740	-1,740
	Jul	Westmont	Fees Earned	1,664	1,664
	Jan	Norris	Fees Earned	2,866	2,866
	Jun	Kirkwood	Fees Earned	1,027	1,027
	Dec	County Water Dept.	Utilities Expense	252	-252
	May	Freedman Supply	Supplies Expense	419	-419
	Dec	Argenta	Fees Earned	2,761	2,761
	Jan	Lake in the Hills	Fees Earned	2,141	2,141
	Aug	Buford Gas	Utilities Expense	643	-643
	Mar	Crestfield Promotions	Advertising Expense	157	-157
	Jan	Homer	Fees Earned	1,011	1,011
	May	Reliable Service	Maintenance Expense	396	-396
	Jun	Crestfield Promotions	Advertising Expense	1,372	-1,372
	Jun	Hanover Park	Fees Earned	1,717	1,717
	Jun	Buford Gas	Utilities Expense	945	-945
	Dec	Clear Lake	Fees Earned	2,096	2,096
	Dec	Verifone Phone Service	Utilities Expense	752	-752
	Apr	West Chicago	Fees Earned	1,338	1,338
	Feb	Mileage	Vehicle Expense	1,379	-1,379
	Sep	Rock Falls	Fees Earned	3,133	3,133
	Oct	Ashmore	Fees Earned	1,969	1,969
	Sep	Mokena	Fees Earned	1,801	1,801
	May	Comcast Services	Utilities Expense	481	-481
	Apr	Chatsworth	Fees Earned	2,728	2,728
	May	Reliable Service	Maintenance Expense	1,110	-1,110
	Nov	Mary Carmichael	Wages Expense	1,000	-1,000
	Jan	Buford Gas	Utilities Expense	1,438	-1,438
	Aug	Crestfield Promotions	Advertising Expense	925	-925
	Mar	Collinsville	Fees Earned	1,607	1,607
	Dec	Buford Gas	Utilities Expense	455	-455
	Jun	Mary Carmichael	Wages Expense	1,000	-1,000
	Jul	Saben Landlords	Rent Expense	1,800	-1,800
	Jan	New Douglas	Fees Earned	1,642	1,642
	Apr	Light-Up Electric	Utilities Expense	307	-307
	May	Mileage	Vehicle Expense	555	-555
	Apr	Ava	Fees Earned	2,675	2,675
	Apr	Rainbow Plumbing	Maintenance Expense	144	-144
	Oct	Millstadt	Fees Earned	1,337	1,337
	Feb	Comcast Services	Utilities Expense	2,253	-2,253
	Jun	Junction City	Fees Earned	1,242	1,242
	Nov	Colp	Fees Earned	2,893	2,893
	Apr	Mileage	Vehicle Expense	904	-904
	Aug	Comcast Services	Utilities Expense	1,110	-1,110
	Jul	Mileage	Vehicle Expense	847	-847
	May	Buford Gas	Utilities Expense	1,328	-1,328
	Aug	County Water Dept.	Utilities Expense	1,558	-1,558
	Sep	Saben Landlords	Rent Expense	1,800	-1,800
	Oct	Premium Insurance	Insurance Expense	900	-900
	Jul	Verifone Phone Service	Utilities Expense	2,162	-2,162
	Apr	Buford Gas	Utilities Expense	1,946	-1,946
	Aug	Light-Up Electric	Utilities Expense	1,104	-1,104
	Mar	Fix-It Fast	Maintenance Expense	1,386	-1,386
	Jun	Reddick	Fees Earned	1,386	1,386
	Feb	Lostant	Fees Earned	2,589	2,589
	May	McCullom Lake	Fees Earned	1,084	1,084
	Sep	Bartlett	Fees Earned	1,373	1,373
	Nov	Mount Olive	Fees Earned	2,544	2,544
	Jan	South Pekin	Fees Earned	1,768	1,768
	Aug	Fix-It Fast	Maintenance Expense	491	-491
	Nov	Comcast Services	Utilities Expense	763	-763
	Dec	Dunlap	Fees Earned	2,039	2,039
	Dec	Midlothian	Fees Earned	2,396	2,396
	Feb	Central City	Fees Earned	1,946	1,946
	Nov	Kankakee	Fees Earned	1,625	1,625
	Jul	Sandwich	Fees Earned	2,097	2,097
	May	Pontiac	Fees Earned	1,048	1,048
	Jun	Donovan	Fees Earned	1,909	1,909
	Oct	Forest View	Fees Earned	1,528	1,528
	Apr	County Water Dept.	Utilities Expense	1,868	-1,868
	Nov	Lawrenceville	Fees Earned	3,197	3,197
	Mar	Comcast Services	Utilities Expense	561	-561
	Mar	Cerro Gordo	Fees Earned	1,243	1,243
	Jan	Crestfield Promotions	Advertising Expense	1,878	-1,878
	Mar	Premium Insurance	Insurance Expense	900	-900
	Sep	Arrow Maintenance	Maintenance Expense	347	-347
	Jan	Light-Up Electric	Utilities Expense	2,051	-2,051
	Sep	Buford Gas	Utilities Expense	1,292	-1,292
	May	Crestfield Promotions	Advertising Expense	2,176	-2,176
	Mar	Lake Bluff	Fees Earned	2,508	2,508
	Apr	Countryside	Fees Earned	1,485	1,485
	Aug	Jerome	Fees Earned	1,955	1,955
	Nov	Naplate	Fees Earned	1,802	1,802
	Mar	Bulpitt	Fees Earned	2,886	2,886
	Mar	Wayne	Fees Earned	2,407	2,407
	Mar	Mileage	Vehicle Expense	1,396	-1,396
	Sep	La Moille	Fees Earned	1,631	1,631
	Apr	Emden	Fees Earned	1,295	1,295
	Feb	Mary Carmichael	Wages Expense	1,000	-1,000
	Jun	Bloomington	Fees Earned	2,107	2,107
	Jul	Okawville	Fees Earned	2,911	2,911
	Jan	Summerfield	Fees Earned	1,115	1,115
	Feb	Granite City	Fees Earned	2,694	2,694
	Dec	Saben Landlords	Rent Expense	1,800	-1,800
	Jul	Orland Park	Fees Earned	2,397	2,397
	Sep	Arrow Maintenance	Maintenance Expense	1,046	-1,046
	Aug	Verifone Phone Service	Utilities Expense	221	-221
	Oct	Verity Products	Supplies Expense	192	-192
	Feb	Crestfield Promotions	Advertising Expense	390	-390
	May	Baylis	Fees Earned	2,327	2,327
	Oct	Mileage	Vehicle Expense	515	-515
	Sep	Effingham	Fees Earned	2,832	2,832
	Jul	County Water Dept.	Utilities Expense	446	-446
	Sep	Lexington	Fees Earned	1,445	1,445
	Apr	Saben Landlords	Rent Expense	1,800	-1,800
	May	Mary Carmichael	Wages Expense	1,000	-1,000
	Oct	Mary Carmichael	Wages Expense	1,000	-1,000
	Nov	Ashton	Fees Earned	1,500	1,500
	Mar	Sandoval	Fees Earned	1,336	1,336
	Jan	County Water Dept.	Utilities Expense	1,977	-1,977
	Nov	Lomax	Fees Earned	1,491	1,491
	Dec	Oakwood	Fees Earned	2,643	2,643
	Aug	Creve Coeur	Fees Earned	2,877	2,877
	Jun	Light-Up Electric	Utilities Expense	1,648	-1,648
	May	Mary Carmichael	Wages Expense	1,000	-1,000
	Nov	Premium Insurance	Insurance Expense	900	-900
	Jun	Normal	Fees Earned	2,998	2,998
	Jul	Mary Carmichael	Wages Expense	1,000	-1,000
	Mar	Saben Landlords	Rent Expense	1,800	-1,800
	Jul	Mary Carmichael	Wages Expense	1,000	-1,000
	Apr	Stronghurst	Fees Earned	2,428	2,428
	Jul	Crossville	Fees Earned	2,532	2,532
	May	Batchtown	Fees Earned	3,022	3,022
	Feb	Chillicothe	Fees Earned	3,196	3,196
	Apr	Carbon Chemicals	Maintenance Expense	1,704	-1,704
	Dec	Verity Products	Supplies Expense	1,991	-1,991
	Jan	Carbon Chemicals	Maintenance Expense	394	-394
	Apr	Bull Valley	Fees Earned	1,095	1,095
	Jul	Rainbow Plumbing	Maintenance Expense	1,799	-1,799
	Aug	Tamaroa	Fees Earned	3,156	3,156
	Feb	Gulfport	Fees Earned	3,187	3,187
	Nov	Wilmette	Fees Earned	3,133	3,133
	Feb	Tower Lakes	Fees Earned	3,085	3,085
	Jul	Comcast Services	Utilities Expense	1,593	-1,593
	Dec	Pocahontas	Fees Earned	1,472	1,472
	Oct	Zeigler	Fees Earned	1,784	1,784
	Nov	Hecker	Fees Earned	1,470	1,470
	Aug	Rushville	Fees Earned	2,751	2,751
	Jul	Premium Insurance	Insurance Expense	900	-900
	May	County Water Dept.	Utilities Expense	729	-729
	Apr	Ashford Products	Supplies Expense	1,228	-1,228
	May	Schiller Park	Fees Earned	2,330	2,330
	Oct	Villa Park	Fees Earned	2,051	2,051
	Sep	County Water Dept.	Utilities Expense	1,770	-1,770
	Jun	Verifone Phone Service	Utilities Expense	1,947	-1,947
	Oct	Old Ripley	Fees Earned	2,938	2,938
	Sep	Milford	Fees Earned	1,125	1,125
	Oct	Saben Landlords	Rent Expense	1,800	-1,800
	Feb	Greenfield	Fees Earned	2,040	2,040
	Feb	Buford Gas	Utilities Expense	1,285	-1,285
	Mar	Cabery	Fees Earned	1,565	1,565
	Oct	Mary Carmichael	Wages Expense	1,000	-1,000
	Jul	Ashford Products	Supplies Expense	1,613	-1,613
	Feb	Astoria	Fees Earned	3,189	3,189
	Sep	Waynesville	Fees Earned	1,081	1,081
	Apr	Premium Insurance	Insurance Expense	900	-900
	Aug	Somonauk	Fees Earned	2,174	2,174
	Dec	Zion	Fees Earned	1,675	1,675
	Mar	Fairview	Fees Earned	2,156	2,156
	Oct	Auburn	Fees Earned	2,197	2,197
	Dec	Peru	Fees Earned	2,186	2,186
	Sep	Mary Carmichael	Wages Expense	1,000	-1,000
	Dec	Odin	Fees Earned	1,809	1,809
	Jan	St. Anne	Fees Earned	2,731	2,731
	Jun	Mary Carmichael	Wages Expense	1,000	-1,000
	Feb	Rainbow Plumbing	Maintenance Expense	2,118	-2,118
	Aug	Marengo	Fees Earned	2,301	2,301
	Dec	Light-Up Electric	Utilities Expense	649	-649
	Nov	Verifone Phone Service	Utilities Expense	1,170	-1,170
	Sep	Crestfield Promotions	Advertising Expense	1,744	-1,744
	Dec	Rainbow Plumbing	Maintenance Expense	2,055	-2,055
	Aug	Mary Carmichael	Wages Expense	1,000	-1,000
	Aug	Premium Insurance	Insurance Expense	900	-900
	Jun	Mileage	Vehicle Expense	1,170	-1,170
	Jan	Verifone Phone Service	Utilities Expense	1,607	-1,607
	Jun	La Grange	Fees Earned	2,073	2,073
	Oct	Butler	Fees Earned	2,515	2,515
	Dec	Mary Carmichael	Wages Expense	1,000	-1,000
	Sep	Lemont	Fees Earned	1,983	1,983
	Mar	County Water Dept.	Utilities Expense	2,111	-2,111
	Sep	Albers	Fees Earned	2,097	2,097
	Sep	Mary Carmichael	Wages Expense	1,000	-1,000
	Feb	Carbon Chemicals	Maintenance Expense	202	-202
	Jan	Jonesboro	Fees Earned	2,921	2,921
	Jun	Freedman Supply	Supplies Expense	1,533	-1,533
	Aug	Verity Products	Supplies Expense	781	-781
	Oct	Buford Gas	Utilities Expense	368	-368
	Sep	Premium Insurance	Insurance Expense	900	-900
	Nov	Crestfield Promotions	Advertising Expense	484	-484
	Mar	Pittsfield	Fees Earned	2,275	2,275
	May	Premium Insurance	Insurance Expense	900	-900
	Dec	McClure	Fees Earned	2,964	2,964
	Aug	University Park	Fees Earned	1,328	1,328
	Feb	Clarke Supply	Supplies Expense	1,060	-1,060
	Jun	Comcast Services	Utilities Expense	1,901	-1,901
	Oct	New Athens	Fees Earned	1,040	1,040
	Jul	Carterville	Fees Earned	1,331	1,331
	Jan	Arrow Maintenance	Maintenance Expense	1,392	-1,392
	May	Coatsburg	Fees Earned	1,490	1,490
	May	Pleasant Hill	Fees Earned	2,351	2,351
	May	Oakdale	Fees Earned	2,404	2,404
	Mar	Light-Up Electric	Utilities Expense	155	-155
	Feb	Mansfield	Fees Earned	1,976	1,976
	Jan	Lansing	Fees Earned	2,731	2,731
	Jul	Light-Up Electric	Utilities Expense	487	-487
	Apr	Mary Carmichael	Wages Expense	1,000	-1,000
	Feb	East Gillespie	Fees Earned	1,603	1,603
	Sep	Steger	Fees Earned	1,056	1,056
	Aug	Saben Landlords	Rent Expense	1,800	-1,800
	May	Percy	Fees Earned	1,553	1,553
	Nov	Mileage	Vehicle Expense	546	-546
	Jul	Fairmont City	Fees Earned	1,616	1,616
	Dec	Premium Insurance	Insurance Expense	900	-900
	Aug	Litchfield	Fees Earned	2,289	2,289
	Mar	Mary Carmichael	Wages Expense	1,000	-1,000
	Apr	Verifone Phone Service	Utilities Expense	111	-111
	Sep	Verifone Phone Service	Utilities Expense	1,541	-1,541
	Aug	New Boston	Fees Earned	1,819	1,819
	Sep	Comcast Services	Utilities Expense	580	-580
	Oct	Crestfield Promotions	Advertising Expense	494	-494
	Aug	Fix-It Fast	Maintenance Expense	1,761	-1,761
	May	Mazon	Fees Earned	2,029	2,029
	Aug	Longview	Fees Earned	3,128	3,128
	Mar	Palos Park	Fees Earned	1,153	1,153
	Mar	Atkinson	Fees Earned	2,475	2,475
	Sep	Hopewell	Fees Earned	1,740	1,740
	Aug	Warren	Fees Earned	1,754	1,754
	Feb	Saben Landlords	Rent Expense	1,800	-1,800
	Jun	Hodgkins	Fees Earned	1,702	1,702
	Nov	Rainbow Plumbing	Maintenance Expense	1,302	-1,302
	Oct	Comcast Services	Utilities Expense	1,874	-1,874
	Nov	Ewing	Fees Earned	1,766	1,766
	Jan	Mary Carmichael	Wages Expense	1,000	-1,000
	Dec	Comcast Services	Utilities Expense	625	-625
	Aug	Murrayville	Fees Earned	2,024	2,024
	May	Spring Bay	Fees Earned	1,548	1,548
	Nov	Mary Carmichael	Wages Expense	1,000	-1,000
	Nov	Light-Up Electric	Utilities Expense	2,235	-2,235
	Dec	Sublette	Fees Earned	1,181	1,181
	Mar	Rockwood	Fees Earned	2,160	2,160
	May	Saben Landlords	Rent Expense	1,800	-1,800
	Jun	Saben Landlords	Rent Expense	1,800	-1,800
	Nov	Mason City	Fees Earned	2,205	2,205
	Dec	Nelson	Fees Earned	1,457	1,457
	Nov	Clayton	Fees Earned	1,743	1,743
	Nov	Seatonville	Fees Earned	2,111	2,111
	Oct	County Water Dept.	Utilities Expense	226	-226
	Jun	County Water Dept.	Utilities Expense	775	-775
	Apr	Plainfield	Fees Earned	3,064	3,064
	Jun	Premium Insurance	Insurance Expense	900	-900
	Jul	Muddy	Fees Earned	1,016	1,016
	Jun	Carbon Chemicals	Maintenance Expense	1,575	-1,575
	Mar	Calhoun	Fees Earned	2,859	2,859
	May	Kinsman	Fees Earned	2,261	2,261
	Apr	Mary Carmichael	Wages Expense	1,000	-1,000
	Jul	Eddyville	Fees Earned	3,022	3,022
	Dec	Arrow Maintenance	Maintenance Expense	2,176	-2,176
	Mar	Hutsonville	Fees Earned	2,730	2,730
	Nov	Saben Landlords	Rent Expense	1,800	-1,800
	Sep	Light-Up Electric	Utilities Expense	1,163	-1,163
	Dec	Mendon	Fees Earned	1,888	1,888
	Jun	Keenes	Fees Earned	3,187	3,187
	May	Rio	Fees Earned	1,406	1,406
	May	Verifone Phone Service	Utilities Expense	1,061	-1,061
	Feb	Karnak	Fees Earned	1,041	1,041
	Jul	Kenney	Fees Earned	2,803	2,803
	Jan	Thayer	Fees Earned	2,622	2,622
	Jul	Nauvoo	Fees Earned	3,090	3,090
	Aug	Lebanon	Fees Earned	1,168	1,168
	Jul	Kinderhook	Fees Earned	1,075	1,075
	Feb	Light-Up Electric	Utilities Expense	221	-221
	Mar	Cairo	Fees Earned	1,637	1,637
	May	Royal Lakes	Fees Earned	2,454	2,454
	Jan	Freedman Supply	Supplies Expense	199	-199
	Jun	Magnolia	Fees Earned	2,059	2,059
	Mar	Mary Carmichael	Wages Expense	1,000	-1,000
	Jan	Mileage	Vehicle Expense	579	-579
	Oct	Beardstown	Fees Earned	2,566	2,566
	Jun	Momence	Fees Earned	2,666	2,666
	Mar	Ashford Products	Supplies Expense	727	-727
	Mar	Verifone Phone Service	Utilities Expense	700	-700
	Apr	West Frankfort	Fees Earned	2,566	2,566
	May	Light-Up Electric	Utilities Expense	1,590	-1,590
	Oct	Light-Up Electric	Utilities Expense	886	-886
	Jun	Fix-It Fast	Maintenance Expense	1,342	-1,342
	Aug	Ludlow	Fees Earned	2,928	2,928
	Aug	Mary Carmichael	Wages Expense	1,000	-1,000
	Jan	Eagarville	Fees Earned	2,259	2,259
	Jun	Danvers	Fees Earned	2,401	2,401
	Jul	Potomac	Fees Earned	2,360	2,360
	Jun	Dolton	Fees Earned	2,288	2,288
	Dec	Glen Carbon	Fees Earned	1,378	1,378
	Feb	Elkville	Fees Earned	2,008	2,008
	Jul	Rainbow Plumbing	Maintenance Expense	643	-643