Helium Report for Month of May 2005 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Adams 0 0 0 $0.00 Andraka 224 5% 224 0 0% $112.00 Angerho 0 0 0 $0.00 Astro 0 0 0 $0.00 B20 243 5% 228 15 6% $159.00 B25 0 0 0 $0.00 B122 0 0 0 $0.00 B124 0 0 0 $0.00 B126 8 0% 7 1 13% $6.50 B155 0 0 0 $0.00 Biswas 365 8% 365 0 0% $182.50 Chemist 476 10% 477 -1 0% $949.50 Geology 62 1% 0 62 100% $279.00 Hebard 1227 25% 1227 0 0% $613.50 Hill 1019 21% 799 220 22% $1,059.50 Ihas 0 0 0 $0.00 Lee 0 0 0 $0.00 Norton 0 0 0 $0.00 NSC 37 1% 16 21 57% $126.50 MBI4.7 237 5% 237 0 0% $474.00 MBI11T 0 0 0 $0.00 MBI18T 0 0 0 $0.00 Meisel 307 6% 303 4 1% $163.50 MKBay#1 158 3% 158 0 0% $79.00 MKBay#2 11 0% 11 0 0% $22.00 MKBay#3 383 8% 379 4 1% $776.00 Stewart 44 1% 44 0 0% $22.00 Sulliva 0 0 0 $0.00 Takano 0 0 0 $0.00 Tanner 31 1% 23 8 26% $35.50 W129 0 0 0 $0.00 TOTAL 4832 334 $5,060.00 lL lost 534 lL lost / day 18 usage lost % 11% lL recovered at Master Meter 6700 recovery rate 92% transfers 50 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost. GN2 Usage Amount $$$$ NanoTech 833 166.6 Helium Report for Month of May 2005 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Bowers 29 6% 54 -25 -86% ($4.50) Christo 123 26% 123 $246.00 Eyler 168 35% 153 15 9% $373.50 Katritz Kleiman NMR 47 10% 35 12 26% $124.00 SpecSrv 109 23% 109 $218.00 Talham Richard TOTAL 476 2 $957.00 Recovered at Master Meter 576 Recovered at Physics 572 Recovery system loss 5 Lost 7 Total recovery rate 99% $ amount is billed at $2.00/lL used plus $2.50/lL lost This is not your bill, It is for your information only