Helium Report for Month of February 2003 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Adams 520 9% 485 35 7% $347.50 Andraka 51 1% 45 6 12% $40.50 Angerho 0 0 0 $0.00 Astro 0 0 0 $0.00 B20 0 0 0 $0.00 B25 0 0 0 $0.00 B122 279 5% 269 10 4% $164.50 B155 224 4% 210 14 6% $147.00 Biswas 0 0 0 $0.00 Chemist 542 9% 350 192 35% $1,564.00 Geology 0 0 0 $0.00 Hebard 201 3% 175 26 13% $165.50 Hill 767 13% 659 108 14% $653.50 Ihas 0 0 0 $0.00 Lee 10 0% 8 2 20% $10.00 NSC 0 0 0 $0.00 MBI4.7 92 2% 92 0 0% $184.00 MBI11T 488 8% 488 0 0% $976.00 MBI18T 0 0 0 $0.00 Meisel 416 7% 375 41 10% $310.50 MKBay#1 988 17% 933 55 6% $631.50 MKBay#2 0 0 0 $0.00 MKBay#3 780 13% 765 15 2% $1,597.50 Stewart 204 3% 180 24 12% $162.00 Sulliva 240 4% 225 15 6% $157.50 Takano 0 0 0 $0.00 Tanner 111 2% 67 44 40% $165.50 W129 0 0 0 $0.00 TOTAL 5913 587 $6,887.00 lL lost 888 lL lost / day 32 usage lost % 15% lL recovered at Master Meter 7756 recovery rate 89% transfers 59 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost. Helium Report for Month of February 2003 Users Amount %of Ttl Recovrd Lost %Lost $$$$$ Bowers 84 15% 81 3 4% $175.50 Christo 198 37% 188 10 5% $421.00 Eyler 155 29% 57 98 63% $555.00 Katritz 22 4% 22 100% $99.00 NMR 47 9% -14 61 130% $246.50 Talham Angerho 36 7% 27 9 25% $94.50 TOTAL 542 203 $1,591.50 Recovered at Master Meter 582 Recovered at Physics 557 Recovery system loss 25 Lost 228 Total recovery rate 58% $ amount is billed at $2.00/lL used plus $2.50/lL lost This is not your bill, It is for your information only