Helium Report for Month of August 2000 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Adams 592 9% 566 26 4% $361.00 Andraka 22 0% 22 0 0% $11.00 Angerhofer 30 0% 28 2 7% $20.00 B122 480 8% 456 24 5% $300.00 B155 258 4% 223 35 14% $216.50 Chemistry 1335 21% 1310 25 2% $2,732.50 Hebard 186 3% 150 36 19% $183.00 Ihas 0 0 0 $0.00 NSC 0 0 0 $0.00 Meisel 0 -3 3 $7.50 MKBay#1 1150 18% 1032 118 10% $870.00 MKBay#2 0 0 0 $0.00 MKBay#3 1271 20% 1271 0 0% $635.50 Sharifi 199 3% 199 0 0% $99.50 Stewart 386 6% 382 4 1% $203.00 Sullivan 237 4% 219 18 8% $163.50 Takano 0 0 0 $0.00 Tanner 105 2% 85 20 19% $102.50 W129 0 0 0 $0.00 ================================================================= TOTAL 6251 269 $5,800.50 lL lost 792 lL lost / day 26 usage lost 13% lL recovered at Master Meter 7474 recovery rate 89% transfers 63 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost.