Helium Report for Month of December 2006 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Andraka 56 1% 52 4 7% $38.00 B20 255 5% 239 16 6% $167.50 B25 6 0% 6 0 0% $3.00 B122 30 1% 30 0 0% $15.00 B124 28 1% 28 0 0% $14.00 B126 0 0 0 $0.00 B155 0 0 0 $0.00 Biswas 651 14% 639 12 2% $355.50 Hebard 533 11% 506 27 5% $334.00 Hill 486 10% 465 21 4% $295.50 Lee 405 8% 390 15 4% $240.00 Meisel 270 6% 270 0 0% $135.00 MKBay#1 0 0 0 $0.00 MKBay#2 0 0 0 $0.00 MKBay#3 1090 23% 1070 20 2% $2,230.00 Petkova 0 0 0 $0.00 Stewart 40 1% 37 3 8% $27.50 Sulliva 0 0 0 $0.00 Takano 0 0 0 $0.00 Tanner 40 1% 36 4 10% $30.00 W107 0 0 0 $0.00 W119 0 0 0 $0.00 W129 0 0 0 $0.00 Astro 0 0 0 $0.00 Chemist 335 7% 283 52 16% $800.00 Geology 57 1% 0 57 100% $256.50 MBI4.7 348 7% 348 0 0% $696.00 MBI11T 0 0 0 $0.00 MBI18T 0 0 0 $0.00 Norton 165 3% 165 0 0% $330.00 NSC 0 0 0 $0.00 TOTAL 4795 231 $5,967.50 lL lost 535 lL lost / day 17 usage lost % 11% lL recovered at Master Meter 6838 recovery rate 92% transfers 55 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost. GN2 Usage Lab Amount $$$$ Abernat 314 62.8 Chan 159 31.8 NanoT 2560 512 Ren 617 123.4 Helium Report for Month of December 2007 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Angerho Christo 84 25% 84 $168.00 Eyler 63 19% 63 $126.00 Fanucci 23 7% 20 3 13% $53.50 Hummel 23 7% 23 $46.00 Katritz 42 13% 42 100% $189.00 Kleiman NMR 100 30% 89 11 11% $227.50 SpecSrv 0 TOTAL 335 56 $810.00 Recovered at Master Meter 447 Recovered at Physics 446 Recovery system loss 0 Lost 56 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