Helium Report for Month of May 1999 Users Amount %ofTtl Recovrd Lost %Lost $$$$$$ Adams 680 9% 671 9 1% $362.50 Andraka 19 0% 18 1 5% $12.00 Angerhofer 57 1% 48 9 16% $51.00 Astronomy 26 0% 0 26 100% $117.00 B155 208 3% 192 16 8% $144.00 Chemistry 508 7% 357 151 30% $1,393.50 Graybeal 0 0% 0 0 0% $0.00 Hebard 141 2% 128 13 9% $103.00 Ihas 0 0% 0 0 0% $0.00 NSC 0 0% 0 0 0% $0.00 Meisel 147 2% 132 15 10% $111.00 MKBay#1 1390 19% 1254 136 10% $1,035.00 MKBay#2 1263 17% 1075 188 15% $1,101.50 MKBay#3 2507 34% 2414 93 4% $1,486.00 Reitze 0 0% 0 0 0% $0.00 Sharifi 69 1% 64 5 7% $47.00 Stewart 82 1% 79 3 4% $48.50 Sullivan 292 4% 274 18 6% $191.00 Takano 0 0% 0 0 0% $0.00 Tanner 93 1% 73 20 22% $96.50 W129 13 0% 13 0 0% $6.50 TOTAL 7482 703 $6,299.50 708 lL lost 24 lL lost / day 9% of usage lost 8301 lL recovered at Master Meter 91% recovery rate 54 transfers $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics