Helium Report for Month of February 2001 Users Amount %ofTtl Recovrd Lost %Lost $$$$$ Adams 430 8% 430 0 0% $215.00 Andraka 139 3% 129 10 7% $94.50 Angerho 16 0% 0 16 100% $48.00 Astro 0 0 0 $0.00 B122 320 6% 264 56 18% $300.00 B155 263 5% 248 15 6% $169.00 Chemist 877 17% 800 77 9% $1,946.50 Hebard 472 9% 472 0 0% $236.00 Ihas 64 1% 63 1 2% $34.50 NSC 0 0 0 $0.00 Meisel 34 1% 19 15 44% $54.50 MKBay#1 934 18% 856 78 8% $662.00 MKBay#2 0 0 0 $0.00 MKBay#3 1133 22% 1071 62 5% $721.50 Sharifi 0 0 0 $0.00 Stewart 38 1% 35 3 8% $26.50 Sulliva 339 7% 322 17 5% $212.00 Takano 0 0 0 $0.00 Tanner 29 1% 18 11 38% $42.00 W129 0 0 0 $0.00 ========================================================= TOTAL 5088 361 $4,762.00 lL lost 411 lL lost / day 14 usage lost % 8% lL recovered at Master Meter 6726 recovery rate 94% transfers 51 $ amount is billed at $.50/lL used for physics or $2.00/lL for non-physics plus $2.50/lL lost.