India - Employment and Unemployment, July 2011- June 2012, NSS 68th Round

Usual subsidiary economic activity particulars of household members (i.e., those with code 1 in col. 7, bl. 5.1)

and

For persons with industry groups 012, 014, 015 and divisions 02 - 99 in col. 5 ( i.e Industry [ 5-digit NIC -2004 code ] )

and

for codes 31, 41 & 51 in col. 3( i.e status code)

Type of job contract ( code)