Diagnosis	Number	Median Age	Range
Hypersensitivity Pnuemonitis	2	57.5	46-69
Idiopathic Pulmonary fibrosis (IPF)	12	77	57-81
Occupational	4	81.5	71-88
Other Idiopathic Interstial Pnuemonia	33	66	44-84
Rheumatological	19	63	40-83
Smoking Related	9	50	35-70