Helium Report for Month of December 2005 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Andraka 37 1% 37 0 0% $18.50 B20 211 4% 201 10 5% $130.50 B25 0 0 0 $0.00 B122 164 3% 130 34 21% $167.00 B124 0 0 0 $0.00 B126 0 0 0 $0.00 B155 0 0 0 $0.00 Biswas 315 6% 315 0 0% $157.50 Hebard 838 17% 822 16 2% $459.00 Hill 756 15% 684 72 10% $558.00 Lee 358 7% 339 19 5% $226.50 Meisel 216 4% 211 5 2% $120.50 MKBay#1 13 0% 13 0 0% $6.50 MKBay#2 1266 25% 1260 6 0% $648.00 MKBay#3 0 0 0 $0.00 Petkova 0 0 0 $0.00 Stewart 78 2% 78 0 0% $39.00 Sulliva 0 0 0 $0.00 Takano 0 0 0 $0.00 Tanner 0 0 0 $0.00 W107 0 0 0 $0.00 W119 0 0 0 $0.00 W129 0 0 0 $0.00 Astro 0 0 0 $0.00 Chemist 450 9% 394 56 12% $1,040.00 Geology 0 0 0 $0.00 MBI4.7 97 2% 97 0 0% $194.00 MBI11T 0 0 0 $0.00 MBI18T 0 0 0 $0.00 Norton 168 3% 168 0 0% $336.00 NSC 0 0 0 $0.00 TOTAL 4967 218 $4,101.00 lL lost 552 lL lost / day 17 usage lost % 11% lL recovered at Master Meter 7382 recovery rate 93% transfers 56 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost. GN2 Usage Amount $$$$ NanoTech 977 195.4 Helium Report for Month of December 2005 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Angerho 6 1% 4 2 33% $17.00 Christo 182 40% 182 $364.00 Eyler 148 33% 138 10 7% $321.00 Fanucci 19 4% 12 7 37% $55.50 Katritz 25 6% 25 100% $112.50 Kleiman L335 NMR 76 17% 47 29 38% $224.50 SpecSrv 0 TOTAL 450 71 $1,077.50 Recovered at Master Meter 538 Recovered at Physics 530 Recovery system loss 8 Lost 79 Total recovery rate 82% $ amount is billed at $2.00/lL used plus $2.50/lL lost This is not your bill, It is for your information only