Helium Report for Month of June 2007 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Andraka 194 3% 194 0 0% $97.00 B20 214 4% 214 0 0% $107.00 B25 0 0 0 $0.00 B122 42 1% 42 0 0% $21.00 B124 223 4% 207 16 7% $151.50 B126 0 0 0 $0.00 B155 0 0 0 $0.00 Biswas 637 11% 636 1 0% $321.00 Hebard 974 16% 945 29 3% $559.50 Hill 1236 20% 1170 66 5% $783.00 Lee 290 5% 257 33 11% $227.50 Meisel 262 4% 230 32 12% $211.00 MKBay#1 0 0 0 $0.00 MKBay#2 98 2% 92 6 6% $64.00 MKBay#3 702 12% 660 42 6% $1,509.00 Petkova 90 1% 90 0 0% $45.00 Stewart 129 2% 129 0 0% $64.50 Sulliva 0 0 0 $0.00 Takano 71 1% 71 0 0% $35.50 Tanner 76 1% 47 29 38% $110.50 W107 33 1% 33 0 0% $16.50 W119 0 0 0 $0.00 W129 0 0 0 $0.00 Astro 0 0 0 $0.00 Chemist 443 7% 372 71 16% $1,063.50 Geology 0 0 0 $0.00 MBI 161 3% 161 0 0% $322.00 Norton 160 3% 104 56 35% $460.00 NSC 0 0 0 $0.00 TOTAL 6035 381 $6,169.00 lL lost 729 lL lost / day 24 usage lost % 12% lL recovered at Master Meter 7407 recovery rate 90% transfers 65 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost. GN2 Usage Lab Amount $$$$ Abernat 168 33.6 Chan 186 37.2 NanoT 2084 416.8 Ren 761 152.2 Helium Report for Month of June 2007 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Angerho Christo 117 26% 117 $234.00 Eyler 66 15% 57 9 14% $154.50 Fanucci 25 6% 25 $50.00 Hummel Katritz 48 11% 48 100% $216.00 Kleiman NMR 87 20% 79 8 9% $194.00 SpecSrv 100 23% 91 9 9% $222.50 TOTAL 443 74 $1,071.00 Recovered at Master Meter 429 Recovered at Physics 427 Recovery system loss 2 Lost 76 Total recovery rate 83% $ amount is billed at $2.00/lL used plus $2.50/lL lost This is not your bill, It is for your information only