0 = 0 = female
1 = 1 = male

Highest_completed_education_level_(proceed_to_v8)
1 = 1 = Middle_school_or_lower
2 = 2 = High_school
3 = 3 = Undergraduate
4 = 4 = Bachelor's
5 = 5 = Master's
6 = 6 = PhD_or_higher
7 = 7 = No_answer

Marital_status_(proceed_to_v9)
1 = 1 = Never_married
2 = 2 = Currently_married
3 = 3 = Divorced
4 = 4 = Widowed
5 = 5 = No_answer

Current_job_type
1 = 1 = Sales
2 = 2 = Marketing
3 = 3 = IT
4 = 4 = Middle_Management
5 = 5 = Upper_Management
6 = 6 = No_answer

I'm_happy_with_my_job_(proceed_to_v14)
1 = 1 = Totally_disagree
10 = 10 = Totally_agree
11 = 11 = No_answer