Helium Report for Month of June 2000 Users Amount %ofTtl Recovrd Lost %Lost $$$$$$ Adams 590 9% 579 11 2% $322.50 Andraka 158 3% 158 0 0% $79.00 Angerhofer 24 0% 1 23 96% $69.50 B122 356 6% 334 22 6% $233.00 B155 302 5% 292 10 3% $176.00 Chemistry 815 13% 706 109 13% $1,902.50 Hebard 577 9% 552 25 4% $351.00 Ihas 133 2% 133 0 0% $66.50 NSC 0 0 0 $0.00 Meisel 92 1% 83 9 10% $68.50 MKBay#1 1215 19% 1170 45 4% $720.00 MKBay#2 0 0 0 $0.00 MKBay#3 1117 18% 1117 0 0% $558.50 Sharifi 229 4% 214 15 7% $152.00 Stewart 148 2% 148 0 0% $74.00 Sullivan 407 6% 318 89 22% $426.00 Takano 1 0% 1 0 0% $0.50 Tanner 110 2% 70 40 36% $155.00 W129 0 0 0 $0.00 ================================================================= TOTAL 6274 398 $5,354.50 lL lost 2058 lL lost / day 69 usage lost 33 lL recovered at Master Meter 7882 recovery rate 74% transfers 60 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost.