_id schedule_id survey_year sector nss_region district stratum group sub_stratum fod_sub_region fsu_serial_no second_stage_stratum_no sample_hhld_no person_serial_no relation_to_head gender age currently_enrolled_school enrolment_level school_type school_expenditure_incurred school_exp_course_fee school_exp_transport school_exp_uniform school_exp_textbooks_stationery school_exp_other school_exp_total received_private_coaching private_coaching_expenditure_incurred private_coaching_exp_course_fee private_coaching_exp_transport private_coaching_exp_uniform private_coaching_exp_textbooks_material private_coaching_exp_other private_coaching_exp_total hostel_fee_expenditure funding_source_1 funding_source_2 mult