encode id, gen(id2)
encode gender, gen(gen2)
encode marri, gen(marri2)
encode  hk, gen(hk2)
encode age, gen(age2)
encode gra, gen(gra2)
encode work, gen(work2)
encode num, gen(num2)
encode income, gen(income2)
encode wetr, gen(wetr)
encode reason, gen(reason2)
encode time, gen(time2)