Helium Report for Month of October 2007 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Andraka 0 0 0 $0.00 B20 237 4% 237 0 0% $118.50 B25 6 0% 6 0 0% $3.00 B122 44 1% 44 0 0% $22.00 B124 0 0 0 $0.00 B126 0 0 0 $0.00 B155 0 0 0 $0.00 Biswas 310 5% 310 0 0% $155.00 Hebard 1249 21% 1208 41 3% $727.00 Hill 943 16% 859 84 9% $681.50 Lee 509 8% 495 14 3% $289.50 Meisel 326 5% 309 17 5% $205.50 MKBay#1 0 0 0 $0.00 MKBay#2 6 0% 6 0 0% $3.00 MKBay#3 1080 18% 1059 21 2% $2,212.50 Petkova 25 0% 25 0 0% $12.50 Stewart 231 4% 231 0 0% $115.50 Sulliva 0 0 0 $0.00 Takano 103 2% 103 0 0% $51.50 Tanner 8 0% 6 2 25% $9.00 W107 0 0 0 $0.00 W119 0 0 0 $0.00 W129 0 0 0 $0.00 Astro 4 0% 0 4 100% $18.00 Chemist 631 10% 493 138 22% $1,607.00 Geology 0 0 0 $0.00 MBI 206 3% 206 0 0% $412.00 Norton 148 2% 148 0 0% $296.00 NSC 0 0 0 $0.00 TOTAL 6066 321 $6,939.00 lL lost 654 lL lost / day 21 usage lost % 11% lL recovered at Master Meter 7691 recovery rate 91% transfers 70 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost. GN2 Usage Lab Amount $$$$ Abernat 211 42.2 Chan 542 108.4 NanoT 3898 779.6 Ren 715 143 Helium Report for Month of October 2007 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Angerho 18 3% 18 $36.00 Christo 151 24% 144 7 5% $319.50 Eyler 84 13% 71 13 15% $200.50 Fanucci 31 5% 30 1 3% $64.50 Hummel Katritz 85 13% 85 100% $382.50 Kleiman NMR 162 26% 124 38 23% $419.00 SpecSrv 100 16% 100 $200.00 TOTAL 631 144 $1,622.00 Recovered at Master Meter 476 Recovered at Physics 477 Recovery system loss Lost 144 Total recovery rate 77% $ amount is billed at $2.00/lL used plus $2.50/lL lost This is not your bill, It is for your information only