SuperTramp,There are infact 160 wells in production and another...

SuperTramp,

There are infact 160 wells in production and another 18 in development.

i) Production
168 Proved Developed Producing (PDP) wells;
Up to 30 wells having been identified for either workovers or mechanical enhancement;
Approximately 4,790 gross acres held by production and lease;
In excess of 50 Proved Undeveloped (PUD) locations;
Total Proved Net Reserves (1P) in excess of 11.3 Bcf;

taken from http://www.imperialone.com.au/default.asp?id=19

also look at http://www.imperialone.com.au/default.asp?id=16
15 wells completed with 75% working interst, generating a 60.9375% net revenue interest in the joint venture.

I am not sure on the near accuracy of the $ value given by Mr Muzz though

do your own research, don't rely on others info.

all the best.