Year Month Day AAO index 2009 FEB 1 -0.693 2009 FEB 2 -1.068 2009 FEB 3 -0.628 2009 FEB 4 -0.076 2009 FEB 5 0.465 2009 FEB 6 1.068 2009 FEB 7 0.930 2009 FEB 8 0.300 2009 FEB 9 -0.396 2009 FEB 10 -0.562 2009 FEB 11 -0.181 2009 FEB 12 -0.057 2009 FEB 13 0.382 2009 FEB 14 1.220 2009 FEB 15 1.489 2009 FEB 16 0.830 2009 FEB 17 0.030 2009 FEB 18 -0.179 2009 FEB 19 -0.215 2009 FEB 20 0.134 2009 FEB 21 0.769 2009 FEB 22 0.866 2009 FEB 23 1.100 2009 FEB 24 1.947 2009 FEB 25 1.993 2009 FEB 26 1.337 2009 FEB 27 0.973 2009 FEB 28 0.457 2009 MAR 1 0.273 2009 MAR 2 0.590 2009 MAR 3 1.055 2009 MAR 4 2.008 2009 MAR 5 2.596 2009 MAR 6 1.623 2009 MAR 7 0.170 2009 MAR 8 0.002 2009 MAR 9 0.477 2009 MAR 10 0.961 2009 MAR 11 0.820 2009 MAR 12 0.417 2009 MAR 13 0.676 2009 MAR 14 1.371 2009 MAR 15 2.409 2009 MAR 16 2.925 2009 MAR 17 1.975 2009 MAR 18 0.439 2009 MAR 19 -0.801 2009 MAR 20 -1.053 2009 MAR 21 -0.631 2009 MAR 22 -0.286 2009 MAR 23 -0.400 2009 MAR 24 -0.539 2009 MAR 25 -0.656 2009 MAR 26 -0.432 2009 MAR 27 -0.086 2009 MAR 28 -0.151 2009 MAR 29 0.206 2009 MAR 30 0.622 2009 MAR 31 0.858 2009 APR 1 0.830 2009 APR 2 0.377 2009 APR 3 0.094 2009 APR 4 -0.426 2009 APR 5 -0.937 2009 APR 6 -0.863 2009 APR 7 -0.337 2009 APR 8 0.240 2009 APR 9 0.743 2009 APR 10 1.071 2009 APR 11 1.020 2009 APR 12 0.477 2009 APR 13 0.028 2009 APR 14 0.354 2009 APR 15 0.616 2009 APR 16 0.164 2009 APR 17 -0.572 2009 APR 18 -0.961 2009 APR 19 -1.235 2009 APR 20 -0.831 2009 APR 21 0.139 2009 APR 22 0.368 2009 APR 23 0.250 2009 APR 24 0.125 2009 APR 25 0.204 2009 APR 26 0.282 2009 APR 27 0.340 2009 APR 28 0.074 2009 APR 29 -0.343 2009 APR 30 -0.524 2009 MAY 1 -0.521 2009 MAY 2 0.058 2009 MAY 3 0.259 2009 MAY 4 -0.192 2009 MAY 5 -1.249 2009 MAY 6 -2.198 2009 MAY 7 -2.206 2009 MAY 8 -1.607 2009 MAY 9 -1.477 2009 MAY 10 -1.355 2009 MAY 11 -0.764 2009 MAY 12 -0.147 2009 MAY 13 0.110 2009 MAY 14 -0.413 2009 MAY 15 -1.151 2009 MAY 16 -1.644 2009 MAY 17 -2.015 2009 MAY 18 -1.776 2009 MAY 19 -0.758 2009 MAY 20 0.023 2009 MAY 21 0.075 2009 MAY 22 0.316 2009 MAY 23 0.564 2009 MAY 24 -0.178 2009 MAY 25 -0.652 2009 MAY 26 -0.560 2009 MAY 27 -0.711 2009 MAY 28 -0.006 2009 MAY 29 -0.047 2009 MAY 30 -0.591 2009 MAY 31 -1.169