Year Month Day AO index 2003 FEB 1 1.573 2003 FEB 2 1.112 2003 FEB 3 0.104 2003 FEB 4 -0.576 2003 FEB 5 -0.371 2003 FEB 6 0.549 2003 FEB 7 1.145 2003 FEB 8 1.087 2003 FEB 9 1.273 2003 FEB 10 1.260 2003 FEB 11 0.643 2003 FEB 12 0.246 2003 FEB 13 -0.043 2003 FEB 14 -0.392 2003 FEB 15 -0.147 2003 FEB 16 0.438 2003 FEB 17 0.675 2003 FEB 18 -0.040 2003 FEB 19 -0.707 2003 FEB 20 -0.572 2003 FEB 21 -0.351 2003 FEB 22 -0.602 2003 FEB 23 -0.597 2003 FEB 24 -0.432 2003 FEB 25 -0.281 2003 FEB 26 -0.624 2003 FEB 27 -0.594 2003 FEB 28 -0.328 2003 MAR 1 -0.227 2003 MAR 2 -0.140 2003 MAR 3 -0.246 2003 MAR 4 -0.516 2003 MAR 5 -0.204 2003 MAR 6 -0.129 2003 MAR 7 -0.342 2003 MAR 8 -0.250 2003 MAR 9 0.121 2003 MAR 10 0.917 2003 MAR 11 1.172 2003 MAR 12 1.149 2003 MAR 13 0.392 2003 MAR 14 -0.278 2003 MAR 15 -0.431 2003 MAR 16 -0.182 2003 MAR 17 -0.231 2003 MAR 18 -0.192 2003 MAR 19 0.455 2003 MAR 20 1.972 2003 MAR 21 3.265 2003 MAR 22 3.203 2003 MAR 23 2.439 2003 MAR 24 2.418 2003 MAR 25 2.240 2003 MAR 26 2.091 2003 MAR 27 1.992 2003 MAR 28 1.511 2003 MAR 29 1.430 2003 MAR 30 1.785 2003 MAR 31 2.706 2003 APR 1 2.861 2003 APR 2 1.778 2003 APR 3 0.486 2003 APR 4 -0.189 2003 APR 5 0.003 2003 APR 6 0.394 2003 APR 7 0.738 2003 APR 8 1.115 2003 APR 9 0.943 2003 APR 10 -0.111 2003 APR 11 -1.085 2003 APR 12 -1.544 2003 APR 13 -1.039 2003 APR 14 0.017 2003 APR 15 0.693 2003 APR 16 0.631 2003 APR 17 0.374 2003 APR 18 0.559 2003 APR 19 0.188 2003 APR 20 -0.490 2003 APR 21 -1.185 2003 APR 22 -1.710 2003 APR 23 -2.153 2003 APR 24 -2.298 2003 APR 25 -2.074 2003 APR 26 -1.529 2003 APR 27 -0.921 2003 APR 28 -0.525 2003 APR 29 0.258