Helium Report for Month of March 2002 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Adams 564 12% 497 67 12% $449.50 Andraka 28 1% 26 2 7% $19.00 Angerho 76 2% 69 7 9% $55.50 Astro 0 0 0 $0.00 B25 0 0 0 $0.00 B122 0 0 0 $0.00 B155 339 7% 330 9 3% $192.00 Chemist 535 11% 472 63 12% $1,227.50 Geology 0 0 0 $0.00 Hebard 182 4% 182 0 0% $91.00 Hill 112 2% 53 59 53% $203.50 Ihas 6 0% 6 0 0% $3.00 Lee 0 0 0 $0.00 NSC 0 0 0 $0.00 MBI 0 262 -262 $0.00 Meisel 76 2% 94 -18 -24% ($7.00) MKBay#1 1285 26% 1263 22 2% $697.50 MKBay#2 0 0 0 $0.00 MKBay#3 1024 21% 1024 0 0% $1,536.00 Stewart 108 2% 99 9 8% $76.50 Sulliva 0 0 0 $0.00 Takano 440 9% 413 27 6% $287.50 Tanner 105 2% 68 37 35% $145.00 W129 0 0 0 $0.00 TOTAL 4880 22 $4,976.50 lL lost 358 lL lost / day 0 usage lost % 7% lL recovered at Master Meter 7268 recovery rate 95% transfers 54 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost. Helium Report for Month of March 2002 Users Amounts %of Ttl Recovrd Lost %Lost $$$$$ Bowers 120 22% 99 21 18% $292.50 Christo 130 24% 110 20 15% $310.00 Eyler 136 25% 119 17 13% $314.50 Katritz 22 4% 22 100% $99.00 NMR 68 13% 60 8 12% $156.00 Talham 59 11% 42 17 29% $160.50 Weltner TOTAL 535 105 $1,332.50 Recovered at Master Meter 627 Recovered at Physics 628 Lost Recovery system loss Total recovery rate 117% Transfers 7 $ amount is billed at $2.00/lL used plus $2.50/lL lost This is not your bill, It is for your information only