Helium Report for Month of September 2000 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Adams 592 10% 558 34 6% $381.00 Andraka 0 0 0 $0.00 Angerhofer 6 0% 2 4 67% $13.00 B122 458 7% 424 34 7% $314.00 B155 213 3% 202 11 5% $134.00 Chemistry 1565 25% 1094 471 30% $4,307.50 Hebard 176 3% 85 91 52% $315.50 Ihas 147 2% 145 2 1% $78.50 NSC 35 1% 0 35 100% $157.50 Meisel 69 1% 57 12 17% $64.50 MKBay#1 624 10% 563 61 10% $464.50 MKBay#2 0 0 0 $0.00 MKBay#3 1785 29% 1757 28 2% $962.50 Sharifi 132 2% 125 7 5% $83.50 Stewart 76 1% 74 2 3% $43.00 Sullivan 368 6% 312 56 15% $324.00 Takano 0 0 0 $0.00 Tanner 80 1% 61 19 24% $87.50 W129 0 0 0 $0.00 ================================================================= TOTAL 6326 867 $7,730.50 lL lost 1451 lL lost / day 48 usage lost 23% lL recovered at Master Meter 7674 recovery rate 81% transfers 53 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost.