var NP20Array =  new Array("('2012 Vol. 29')","('2011 Vol. 28')","('2010 Vol. 27')","('2009 Vol. 26')","('2008 Vol. 25')","('2007 Vol. 24')","('2006 Vol. 23')","('2005 Vol. 22')","('2004 Vol. 21')","('2003 Vol. 20')","('2002 Vol. 19')","('2001 Vol. 18')","('2000 Vol. 17')","('1999 Vol. 16')","('1998 Vol. 15')","('1997 Vol. 14')","('1996 Vol. 13')","('1995 Vol. 12')","('1994 Vol. 11')","('1993 Vol. 10')","('1992 Vol. 9')","('1991 Vol. 8')","('1990 Vol. 7')","('1989 Vol. 6')","('1988 Vol. 5')","('1987 Vol. 4')","('1986 Vol. 3')","('1985 Vol. 2')","('1984 Vol. 1')");

var NP20ArrayData =  new Array("201229","201128","201027","200926","200825","200724","200623","200522","200421","200320","200219","200118","200017","199916","199815","199714","199613","199512","199411","199310","19929","19918","19907","19896","19885","19874","19863","19852","19841");

var NP20Array201229 =  new Array("29,2012","2,121,328","1,1,120");
var NP20Array201128 =  new Array("28,2011","12,1871,1960","11,1775,1870","10,1613,1774","9,1475,1612","8,1337,1474","7,1195,1336","6,1023,1194","5,845,1022","4,651,844","3,449,650","2,173,448","1,1,172");
var NP20Array201027 =  new Array("27,2010","12,1725,1944","11,1513,1724","10,1373,1512","9,1233,1372","8,1101,1232","7,953,1100","6,797,952","5,625,796","4,469,624","3,313,468","2,141,312","1,1,140");
var NP20Array200926 =  new Array("26,2009","12,1509,1608","11,1353,1508","10,1221,1352","9,1097,1220","8,965,1096","7,857,964","6,717,856","5,577,716","4,453,576","3,305,452","2,141,304","1,1,140");
var NP20Array200825 =  new Array("25,2008","6,989,1216","5,833,988","4,637,832","3,433,636","2,205,432","1,1,204");
var NP20Array200724 =  new Array("24,2007","6,1197,1432","5,913,1196","4,645,912","3,489,644","2,253,488","1,1,252");
var NP20Array200623 =  new Array("23,2006","6,833,1064","5,657,832","4,505,656","3,337,504","2,137,336","1,1,136");
var NP20Array200522 =  new Array("22,2005","6,661,800","5,553,660","4,429,552","3,313,428","2,133,312","1,1,132");
var NP20Array200421 =  new Array("21,2004","6,695,793","5,575,693","4,449,573","3,321,447","2,211,320","1,1,209");
var NP20Array200320 =  new Array("20,2003","6,535,659","5,445,534","4,367,444","3,275,365","2,171,273","1,1,169");
var NP20Array200219 =  new Array("19,2002","6,6,782","5,517,673","4,381,515","3,261,380","2,125,260","1,1,123");
var NP20Array200118 =  new Array("18,2001","6,583,690","5,465,582","4,361,464","3,231,360","2,131,230","1,50,129");
var NP20Array200017 =  new Array("17,2000","6,507,631","5,423,506","4,317,422","3,215,316","2,131,214","1,1,129");
var NP20Array199916 =  new Array("16,1999","6,641,732","5,565,639","4,419,563","3,267,416","2,131,263","1,1,130");
var NP20Array199815 =  new Array("15,1998","6,533,697","5,417,531","4,327,415","3,221,325","2,113,219","1,1,111");
var NP20Array199714 =  new Array("14,1997","6,559,682","5,433,558","4,309,432","3,205,308","2,83,203","0,1,93","1,1,82");
var NP20Array199613 =  new Array("13,1996","6,469,535","5,365,467","4,265,363","3,177,264","2,75,176","0,1,74","1,1,74");
var NP20Array199512 =  new Array("12,1995","6,555,660","5,445,554","4,349,444","3,223,348","2,93,221","1,1,92","0,1,76");
var NP20Array199411 =  new Array("11,1994","6,577,659","0,1,576");
var NP20Array199310 =  new Array("10,1993","6,541,632","5,429,539","4,311,428","3,207,309","2,99,206","1,1,98","0,1,68");
var NP20Array19929 =  new Array("9,1992","6,505,595","5,393,504","4,289,391","3,193,287","2,103,191","1,1,101","0,1,63");
var NP20Array19918 =  new Array("8,1991","6,527,612","5,441,526","4,339,440","3,213,337","2,97,211","1,1,95","0,1,60");
var NP20Array19907 =  new Array("7,1990","6,459,575","5,365,458","4,269,364","3,149,268","2,85,147","1,1,84","0,1,51");
var NP20Array19896 =  new Array("6,1989","6,537,645","5,433,536","4,311,432","3,221,309","2,111,219","1,1,109","0,1,60");
var NP20Array19885 =  new Array("5,1988","6,541,663","5,419,540","4,311,417","3,211,310","2,101,209","1,1,99","0,1,52");
var NP20Array19874 =  new Array("4,1987","0,1,703");
var NP20Array19863 =  new Array("3,1986","0,1,614");
var NP20Array19852 =  new Array("2,1985","6,495,580","5,393,494","4,293,391","3,191,291","2,97,190","1,1,96","0,1,54");
var NP20Array19841 =  new Array("1,1984","6,513,599","5,409,511","4,319,408","3,209,318","2,105,207","1,1,103","0,1,64");