Helium Report for Month of September 2009 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ $/lL Andraka 12 0% 12 0 0% $6.00 $0.50 B20 242 4% 236 6 2% $151.00 $0.62 B25 425 7% 410 15 4% $287.50 $0.68 B122 26 0% 22 4 15% $33.00 $1.27 B124 424 7% 410 14 3% $282.00 $0.67 B126 0 0 0 $0.00 B155 0 0 0 $0.00 Biswas 509 8% 498 11 2% $309.50 $0.61 Hebard 550 9% 549 1 0% $280.00 $0.51 Hill 0 0 0 $0.00 Lee 1 0% 1 0 0% $0.50 $0.50 Meisel 341 6% 341 0 0% $170.50 $0.50 MKBay#1 0 0 0 $0.00 MKBay#2 0 0 0 $0.00 MKBay#3 1082 18% 1051 31 3% $2,319.00 $2.14 Petkova 0 0 0 $0.00 Stewart 510 9% 510 0 0% $255.00 $0.50 Sulliva 306 5% 301 5 2% $178.00 $0.58 Takano 0 0 0 $0.00 Tanner 182 3% 114 68 37% $431.00 $2.37 UGLab 73 1% 68 5 7% $61.50 $0.84 W107 0 0 0 $0.00 W119 268 4% 265 3 1% $551.00 $2.06 W123 0 0 0 $0.00 W129 0 0 0 $0.00 Astro 0 0 0 $0.00 Chemist 492 8% 451 41 8% $1,189.00 $2.42 Geology 0 0 0 $0.00 MBI 403 7% 403 0 0% $806.00 $2.00 Norton 143 2% 124 19 13% $381.00 $2.66 NSC 0 0 0 $0.00 TOTAL 5989 223 $7,691.50 lL lost 547 lL lost / day 18 usage lost % 9% lL recovered at Master Meter 8011 recovery rate 93% transfers 71 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $5.00/lL lost. GN2 Usage Lab Amount $$$$ Abernat 217 $30.38 Chan 551 $77.14 Hebard 92 $12.88 Petkova 4 $0.56 Ren 516 $72.24 Rinzler 39 $5.46 Shiva 0 $0.00 Saab 152 $21.28 Tanner 554 $77.56 Helium Report for Month of September 2009 Chemistry Users Amount %ofTtl Recovrd Lost %Lost $$$$$ $/lL Angerho Christo 162 33% 162 $324.00 $2.00 Eyler 42 9% 34 8 19% $124.00 $2.95 Fanucci 303F 112 23% 90 22 20% $334.00 $2.98 Katritz Kleiman NMR 176 36% 160 16 9% $432.00 $2.45 SpecSrv 0 TOTAL 492 46 $1,214.00 Recovered at Master Meter 519 Recovered at Physics 507 Recovery system loss 12 Lost 58 Total recovery rate 88% McKnight Brain Instutute Users Amount %ofTtl Recovrd Lost %Lost $$$$$ $/lL 4.7 156 39% 156 $312.00 $2.00 500 40 10% 40 $80.00 $2.00 Magx 207 51% 207 $414.00 $2.00 600s 750 TOTAL 404 $806.00 Recovered at Master Meter 784 Recovered at Physics 781 Recovery system loss 3 Lost 3 Total recovery rate 99%