Year Month Day AAO index 2001 FEB 1 -0.818 2001 FEB 2 -0.590 2001 FEB 3 -0.544 2001 FEB 4 -0.596 2001 FEB 5 -0.654 2001 FEB 6 -0.735 2001 FEB 7 -0.455 2001 FEB 8 -0.015 2001 FEB 9 0.501 2001 FEB 10 0.566 2001 FEB 11 0.756 2001 FEB 12 1.014 2001 FEB 13 1.117 2001 FEB 14 1.183 2001 FEB 15 1.277 2001 FEB 16 1.160 2001 FEB 17 0.852 2001 FEB 18 0.289 2001 FEB 19 0.261 2001 FEB 20 0.224 2001 FEB 21 -0.609 2001 FEB 22 -1.770 2001 FEB 23 -2.342 2001 FEB 24 -2.294 2001 FEB 25 -2.277 2001 FEB 26 -1.529 2001 FEB 27 -0.979 2001 FEB 28 -0.213 2001 MAR 1 -0.392 2001 MAR 2 -0.677 2001 MAR 3 -1.285 2001 MAR 4 -1.785 2001 MAR 5 -1.855 2001 MAR 6 -1.795 2001 MAR 7 -1.546 2001 MAR 8 -1.115 2001 MAR 9 -0.578 2001 MAR 10 0.439 2001 MAR 11 1.504 2001 MAR 12 1.881 2001 MAR 13 1.482 2001 MAR 14 0.697 2001 MAR 15 0.198 2001 MAR 16 0.126 2001 MAR 17 -0.124 2001 MAR 18 -0.417 2001 MAR 19 -0.434 2001 MAR 20 -0.562 2001 MAR 21 -0.994 2001 MAR 22 -1.744 2001 MAR 23 -2.330 2001 MAR 24 -2.662 2001 MAR 25 -2.521 2001 MAR 26 -1.517 2001 MAR 27 -0.418 2001 MAR 28 0.189 2001 MAR 29 0.337 2001 MAR 30 0.455 2001 MAR 31 0.783 2001 APR 1 0.109 2001 APR 2 -0.517 2001 APR 3 -0.647 2001 APR 4 -0.791 2001 APR 5 -0.498 2001 APR 6 -0.059 2001 APR 7 -0.047 2001 APR 8 -0.505 2001 APR 9 -0.778 2001 APR 10 -0.372 2001 APR 11 0.671 2001 APR 12 1.026 2001 APR 13 1.332 2001 APR 14 1.898 2001 APR 15 1.701 2001 APR 16 1.418 2001 APR 17 1.147 2001 APR 18 0.873 2001 APR 19 0.622 2001 APR 20 1.025 2001 APR 21 1.295 2001 APR 22 0.966 2001 APR 23 0.809 2001 APR 24 0.235 2001 APR 25 -0.560 2001 APR 26 -0.538 2001 APR 27 0.434 2001 APR 28 1.616 2001 APR 29 1.685 2001 APR 30 1.270 2001 MAY 1 1.447 2001 MAY 2 1.685 2001 MAY 3 1.781 2001 MAY 4 1.561 2001 MAY 5 0.814 2001 MAY 6 0.129 2001 MAY 7 -0.359 2001 MAY 8 -0.792 2001 MAY 9 -0.770 2001 MAY 10 -0.440 2001 MAY 11 -0.317 2001 MAY 12 0.094 2001 MAY 13 0.411 2001 MAY 14 0.378 2001 MAY 15 0.258 2001 MAY 16 0.677 2001 MAY 17 0.810 2001 MAY 18 0.397 2001 MAY 19 -0.364 2001 MAY 20 -2.013 2001 MAY 21 -2.666 2001 MAY 22 -2.854 2001 MAY 23 -2.809 2001 MAY 24 -2.683 2001 MAY 25 -2.115 2001 MAY 26 -1.153 2001 MAY 27 -0.333 2001 MAY 28 0.271 2001 MAY 29 0.624 2001 MAY 30 0.437 2001 MAY 31 -0.019