panel unitroot test

[JessieXiao]

Hi,
I am proceesing panel datas,i have 7 variables. When i did the unit test for each series.All the results were very significant .I have tried different options(none ,intercept,intercept and trend),they are still so significant,anyone can help me ?thanx!

LLC(statistic -23.1680 ; p-value 0.0000) obs:6343
Breitung t-stat (statistic -24.8034; p-value 0.0000) obs:6270
im,pesaran and shin W-stat (statistic -24.0989; p-value 0.0000) obs:6343
ADF-Fisher Chi-square(statistic 845.426; p-value 0.0000) obs:6343
PP-Fisher Chi-square (statistic 896.297; p-value 0.0000) obs: 6351

cross-sections"73