wkwk_code	wkwk_text
00	N/A
01	Did not work during the year
02	Worked during the year
03	Worked 50 to 52 weeks during the year
04	Worked 50 to 51 weeks during the year
05	Worked 1 to 49 weeks during the year
06	Worked 27 to 49 weeks during the year
07	Worked 48 to 49 weeks during the year
08	Worked 40 to 47 weeks during the year
09	Worked 27 to 39 weeks during the year
10	Worked 1 to 26 weeks during the year
11	Worked 14 to 26 weeks during the year
12	Worked 1 to 13 weeks during the year