Year Month Day AAO index 2007 FEB 1 -0.553 2007 FEB 2 -0.717 2007 FEB 3 -0.337 2007 FEB 4 0.093 2007 FEB 5 0.248 2007 FEB 6 0.085 2007 FEB 7 -0.192 2007 FEB 8 -0.363 2007 FEB 9 -0.028 2007 FEB 10 0.596 2007 FEB 11 0.383 2007 FEB 12 -0.272 2007 FEB 13 -1.037 2007 FEB 14 -0.966 2007 FEB 15 -0.369 2007 FEB 16 -0.183 2007 FEB 17 -0.347 2007 FEB 18 -0.556 2007 FEB 19 -0.442 2007 FEB 20 0.217 2007 FEB 21 0.788 2007 FEB 22 1.180 2007 FEB 23 1.556 2007 FEB 24 1.758 2007 FEB 25 1.289 2007 FEB 26 0.561 2007 FEB 27 0.011 2007 FEB 28 -0.450 2007 MAR 1 -0.873 2007 MAR 2 -1.349 2007 MAR 3 -1.613 2007 MAR 4 -1.302 2007 MAR 5 -0.298 2007 MAR 6 -0.003 2007 MAR 7 -0.435 2007 MAR 8 -0.226 2007 MAR 9 0.358 2007 MAR 10 -0.053 2007 MAR 11 -0.771 2007 MAR 12 -1.400 2007 MAR 13 -2.317 2007 MAR 14 -2.643 2007 MAR 15 -2.214 2007 MAR 16 -1.443 2007 MAR 17 -0.918 2007 MAR 18 -0.532 2007 MAR 19 -0.208 2007 MAR 20 0.089 2007 MAR 21 0.112 2007 MAR 22 0.104 2007 MAR 23 0.073 2007 MAR 24 -0.142 2007 MAR 25 -0.207 2007 MAR 26 0.478 2007 MAR 27 0.727 2007 MAR 28 0.961 2007 MAR 29 0.414 2007 MAR 30 -0.445 2007 MAR 31 -0.936 2007 APR 1 -0.980 2007 APR 2 -0.861 2007 APR 3 -0.774 2007 APR 4 -0.961 2007 APR 5 -0.753 2007 APR 6 -0.073 2007 APR 7 -0.049 2007 APR 8 0.011 2007 APR 9 0.283 2007 APR 10 0.121 2007 APR 11 -0.451 2007 APR 12 -1.924 2007 APR 13 -2.444 2007 APR 14 -1.894 2007 APR 15 -1.516 2007 APR 16 -1.062 2007 APR 17 -0.420 2007 APR 18 -0.035 2007 APR 19 -0.227 2007 APR 20 -0.715 2007 APR 21 -0.763 2007 APR 22 -0.071 2007 APR 23 0.146 2007 APR 24 -0.701 2007 APR 25 -1.389 2007 APR 26 -1.701 2007 APR 27 -2.033 2007 APR 28 -2.511 2007 APR 29 -3.074 2007 APR 30 -3.197 2007 MAY 1 -2.699 2007 MAY 2 -2.086 2007 MAY 3 -2.060 2007 MAY 4 -1.964 2007 MAY 5 -1.748 2007 MAY 6 -1.691 2007 MAY 7 -1.775 2007 MAY 8 -1.358 2007 MAY 9 -0.438 2007 MAY 10 0.104 2007 MAY 11 0.268 2007 MAY 12 0.329 2007 MAY 13 0.148 2007 MAY 14 -0.259 2007 MAY 15 0.194 2007 MAY 16 -0.067 2007 MAY 17 -0.217 2007 MAY 18 -0.052 2007 MAY 19 0.342 2007 MAY 20 0.474 2007 MAY 21 0.469 2007 MAY 22 0.263 2007 MAY 23 0.304 2007 MAY 24 0.150 2007 MAY 25 -0.377 2007 MAY 26 -0.606 2007 MAY 27 -0.912 2007 MAY 28 -0.949 2007 MAY 29 -0.836 2007 MAY 30 -0.766 2007 MAY 31 -0.549