1984 28 1.0196e+011 6.6340e+010 4.3264e+010 2.8369e+010 1.8757e+010 7.0266e+009 2.8941e+009 6.5001e+008 1.8347e+008 5.5944e+007 1.7301e+007 5.3270e+006 1.6260e+006 4.9191e+005 4.3990e+004 3.8382e+003 3.2873e+002 2.7760e+001 2.3187e+000