Helium Report for Month of February 2008 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Andraka 243 3% 243 0 0% $145.80 B20 219 3% 216 3 1% $144.90 B25 150 2% 148 2 1% $99.00 B122 48 1% 48 0 0% $28.80 B124 287 4% 283 4 1% $190.20 B126 0 0 0 $0.00 B155 0 0 0 $0.00 Biswas 122 2% 122 0 0% $73.20 Hebard 1039 14% 996 43 4% $816.90 Hill 807 11% 729 78 10% $835.20 Lee 955 13% 955 0 0% $573.00 Meisel 350 5% 348 2 1% $219.00 MKBay#1 0 0 0 $0.00 MKBay#2 1125 15% 1093 32 3% $2,619.00 MKBay#3 1176 16% 1137 39 3% $2,762.70 Petkova 33 0% 33 0 0% $19.80 Stewart 180 2% 180 0 0% $108.00 Sulliva 0 0 0 $0.00 Takano 36 0% 36 0 0% $21.60 Tanner 30 0% 22 8 27% $54.00 W107 0 0 0 $0.00 W119 0 0 0 $0.00 W129 0 0 0 $0.00 Astro 0 0 0 $0.00 Chemist 524 7% 430 94 18% $1,575.80 Geology 0 0 0 $0.00 MBI 0 0 0 $0.00 Norton 183 2% 173 10 5% $447.60 NSC 0 0 0 $0.00 TOTAL 7507 315 $10,734.50 lL lost 635 lL lost / day 20 usage lost % 8% lL recovered at Master Meter 9009 recovery rate 93% transfers 72 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost. GN2 Usage Lab Amount $$$$ Abernat 208 $41.60 Chan 487 $97.40 NanoT 3483 $696.60 Ren 902 $180.40 Shiva 0 $0.00 Petkova 166 $33.20 Rinzler 691 $138.20 Hebard 203 $40.60 Helium Report for Month of February 2008 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Angerho 6 1% 2 4 67% $31.20 Christo 193 37% 182 11 6% $474.10 Eyler 41 8% 36 5 12% $112.70 Fanucci 28 5% 23 5 18% $84.10 Hummel Katritz 53 10% 53 100% $355.10 Kleiman NMR 116 22% 93 23 20% $358.70 SpecSrv 87 17% 75 12 14% $245.40 TOTAL 524 113 $1,661.30 Recovered at Master Meter 466 Recovered at Physics 461 Recovery system loss 5 Lost 118 Total recovery rate 77% $ amount is billed at $2.20/lL used plus $4.50/lL lost This is not your bill, It is for your information only