apr11 1981 1.157 0.729 0.450 -0.211 -0.967 -0.959 -0.998 -1.089 -0.882 apr16 1981 0.511 0.386 0.263 -0.089 0.045 0.230 -0.423 -0.902 -0.700 apr21 1981 0.697 1.412 0.929 0.195 -0.395 -0.798 -0.389 -1.425 -1.175 apr26 1981 0.464 0.791 0.345 -0.071 -0.409 -0.166 -0.382 -0.547 -0.981