THD value increases for inverters

I have attachd a link for 7,9,11 multilevel inverters,in this the THD values must decrease for 7,9,11 inverter,but in my case in increases ,please help

http://www.sendspace.com/file/mwubsw

http://www.sendspace.com/file/x1ofg8

http://www.sendspace.com/file/h98fez

Answer 1

[muneeb ahmad]

cant download the files