Helium Report for Month of December 2003 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Adams 0 0 0 $0.00 Andraka 345 7% 317 28 8% $242.50 Angerho 30 1% 30 0 0% $15.00 Astro 0 0 0 $0.00 B20 241 5% 235 6 2% $135.50 B25 0 0 0 $0.00 B122 410 8% 381 29 7% $277.50 B155 0 0 0 $0.00 Biswas 0 0 0 $0.00 Chemist 451 9% 299 152 34% $1,282.00 Geology 0 0 0 $0.00 Hebard 173 3% 164 9 5% $109.00 Hill 841 16% 797 44 5% $530.50 Ihas 0 0 0 $0.00 Lee 60 1% 36 24 40% $90.00 Norton 136 3% 0 136 100% $612.00 MBI4.7 102 2% 102 0 0% $204.00 MBI11T 250 5% 250 0 0% $500.00 MBI18T 0 0 0 $0.00 Meisel 225 4% 216 9 4% $135.00 MKBay#1 0 0 0 $0.00 MKBay#2 0 0 0 $0.00 MKBay#3 1447 28% 1392 55 4% $3,031.50 Stewart 286 5% 262 24 8% $203.00 Sulliva 231 4% 205 26 11% $180.50 Takano 0 0 0 $0.00 Tanner 23 0% 10 13 57% $44.00 W129 0 0 0 $0.00 TOTAL 5251 555 $7,592.00 lL lost 1037 lL lost / day 33 usage lost % 20% lL recovered at Master Meter 6929 recovery rate 85% transfers 54 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost. Helium Report for Month of December 2003 Users Amount %of Ttl Recovrd Lost %Lost $$$$$ Bowers 112 25% 91 21 19% $276.50 Christo 121 27% 32 89 74% $464.50 Eyler 101 22% 95 6 6% $217.00 Katritz 23 5% 23 100% $103.50 Kleiman NMR 94 21% 80 14 15% $223.00 SpecSrv Talham Richard TOTAL 451 153 $1,284.50 Recovered at Master Meter 518 Recovered at Physics 512 Recovery system loss 6 Lost 159 Total recovery rate 65%