var txLvl = new Array(0, 1, 2);
var longYr = new Array(0, 20, 30, 40);
var TxRate = new Array();
TxRate[0] = new Array(0.2, 0.2, 0.2, 0.2);
TxRate[1] = new Array(0.3, 0.28, 0.27, 0.26);
TxRate[2] = new Array(0.4, 0.36, 0.34, 0.32);
var TxDiff = new Array();
TxDiff[0] = new Array( 0, 0, 0, 0);
TxDiff[1] = new Array( 0.1, 0.08, 0.07, 0.06);
TxDiff[2] = new Array( 0.3, 0.24, 0.21, 0.18);