Helium Report for Month of December 2004 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Adams 0 0 0 $0.00 Andraka 147 2% 141 6 4% $88.50 Angerho 74 1% 28 46 62% $152.00 Astro 0 0 0 $0.00 B20 238 3% 223 15 6% $156.50 B25 14 0% 14 0 0% $7.00 B122 443 5% 393 50 11% $346.50 B124 120 1% 117 3 3% $67.50 B155 0 0 0 $0.00 Biswas 287 3% 276 11 4% $171.00 Chemist 402 5% 327 75 19% $991.50 Geology 0 0 0 $0.00 Hebard 636 7% 627 9 1% $340.50 Hill 1094 12% 1049 45 4% $659.50 Ihas 97 1% 87 10 10% $73.50 Lee 927 11% 878 49 5% $586.00 Norton 170 2% 0 170 100% $765.00 NSC 27 0% 22 5 19% $66.50 MBI4.7 142 2% 142 0 0% $284.00 MBI11T 562 6% 562 0 0% $1,124.00 MBI18T 0 0 0 $0.00 Meisel 307 3% 303 4 1% $163.50 MKBay#1 5 0% 5 0 0% $2.50 MKBay#2 1176 13% 1142 34 3% $2,437.00 MKBay#3 1126 13% 1103 23 2% $2,309.50 Stewart 514 6% 492 22 4% $312.00 Sulliva 262 3% 251 11 4% $158.50 Takano 0 0 0 $0.00 Tanner 34 0% 24 10 29% $42.00 W129 0 0 0 $0.00 TOTAL 8804 598 $11,304.50 lL lost 704 lL lost / day 21 usage lost % 8% lL recovered at Master Meter 10514 recovery rate 93% transfers 85 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost. GN2 Usage Amount $$$$ NanoTech 241 48.2 Helium Report for Month of December 2004 Users Amount %of Ttl Recovrd Lost %Lost $$$$$ Bowers 25 6% 22 3 12% $57.50 Christo 71 18% 56 15 21% $179.50 Eyler 107 27% 107 $214.00 Katritz 36 9% 36 100% $162.00 Kleiman NMR 69 17% 69 $138.00 SpecSrv 0 Fanucci 105 -105 ($262.50) Ihas 94 23% 84 10 11% $213.00 TOTAL 402 -41 $701.50 Recovered at Master Meter 711 Recovered at Physics 693 Recovery system loss 18 Lost -23 Total recovery rate 106% $ amount is billed at $2.00/lL used plus $2.50/lL lost This is not your bill, It is for your information only