Helium Report for Month of July 2000 Users Amount %ofTtl Recovrd Lost %Lost $$$$$$ Adams 536 13% 536 0 0% $268.00 Andraka 0 0 0 $0.00 Angerhofer 131 3% 120 11 8% $93.00 B122 415 10% 381 34 8% $292.50 B155 264 6% 237 27 10% $199.50 Chemistry 843 20% 718 125 15% $1,998.50 Hebard 242 6% 240 2 1% $126.00 Ihas 0 0 0 $0.00 NSC 0 0 0 $0.00 Meisel 60 1% 37 23 38% $87.50 MKBay#1 1145 27% 1099 46 4% $687.50 MKBay#2 0 0 0 $0.00 MKBay#3 9 0% 9 0 0% $4.50 Sharifi 158 4% 98 60 38% $229.00 Stewart 75 2% 72 3 4% $45.00 Sullivan 196 5% 109 87 44% $315.50 Takano 0 0 0 $0.00 Tanner 186 4% 132 54 29% $228.00 W129 0 0 0 $0.00 ================================================================== TOTAL 4260 472 $4,574.50 lL lost 759 lL lost / day 25 usage lost 18% lL recovered at Master Meter 6066 recovery rate 87% $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost.