-- test summarize --
12	25	46	32.416666666666664	389
Skilled Manual	5	26	36	30.2	151
Professional	6	25	46	34.166666666666664	205
Management abcd defg	1	33	33	33	33
Skilled Manual	0
Professional	2
Management abcd defg	0
Skilled Manual	36
Professional	38
Management abcd defg	33
Skilled Manual	26
Professional	25
Management abcd defg	33
Skilled Manual	30.2
Professional	29.25
Management abcd defg	33
Skilled Manual	151
Professional	117
Management abcd defg	33
4
2
40	2
20	6
30	4