Helium Report for Month of February 2002 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Adams 532 9% 502 30 6% $341.00 Andraka 61 1% 56 5 8% $43.00 Angerho 89 1% 82 7 8% $62.00 Astro 0 0 0 $0.00 B25 0 0 0 $0.00 B122 0 0 0 $0.00 B155 264 4% 262 2 1% $137.00 Chemist 578 10% 503 75 13% $1,343.50 Geology 0 0 0 $0.00 Hebard 217 4% 201 16 7% $148.50 Hill 389 6% 358 31 8% $272.00 Ihas 0 0 0 $0.00 Lee 0 0 0 $0.00 NSC 0 0 0 $0.00 MBI 0 895 -895 $0.00 Meisel 161 3% 134 27 17% $148.00 MKBay#1 1068 18% 1009 59 6% $681.50 MKBay#2 0 0 0 $0.00 MKBay#3 1716 28% 1716 0 0% $2,574.00 Stewart 339 6% 314 25 7% $232.00 Sulliva 0 0 0 $0.00 Takano 516 9% 502 14 3% $293.00 Tanner 122 2% 93 29 24% $133.50 W129 0 0 0 $0.00 TOTAL 6052 -575 $6,409.00 lL lost -279 lL lost / day 0 usage lost % -5% lL recovered at Master Meter 8908 recovery rate 103% transfers 62 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost. Helium Report for Month of February 2002 Users Amounts %of Ttl Recovrd Lost %Lost $$$$$ Bowers 239 41% 231 8 3% $498.00 Christo 189 33% 153 36 19% $468.00 Eyler 128 22% 87 41 32% $358.50 Katritz NMR 22 4% -7 29 132% $116.50 Talham Weltner TOTAL 578 114 $1,441.00 Recovered at Master Meter 694 Recovered at Physics 691 Lost 0% Recovery system loss 3 Total recovery rate 120% Transfers 8 $ amount is billed at $2.00/lL used plus $2.50/lL lost This is not your bill, It is for your information only