DOE Occupational Radiation Exposure: 2010 Annual Report Exhibit B-20. Dose Distribution by Labor Category and Occupation, 2010.
Labor Category	Occupation	Less than Meas	Meas 0 - 0.10	0.10 - 0.25	0.25 - 0.50	0.50 - 0.75	0.75 - 1.00	1 - 2	2 - 3	3 - 4	4 - 5	>5	Total Monitored		Percent of Monitored with Meas. TED		No. with Meas. TED		Collective TED (Person-rem)		Avg. Meas. TED (rem)
Agriculture	Misc. Agriculture	25	5	4	1								35		29%		10		1.300		0.130
	Groundskeepers	59	2										61		3%		2		0.019		0.010
Construction	Carpenters	329	116	32	2	1							480		31%		151		10.076		0.067
	Electricians	1,229	349	37	6								1,621		24%		392		16.740		0.043
	Masons	19	12	4									35		46%		16		1.058		0.066
	Mechanics/Repairers	424	162	41	18								645		34%		221		17.458		0.079
	Miners/Drillers	134	10										144		7%		10		0.186		0.019
	Misc. Repair/Construction	1,288	446	41	2								1,777		28%		489		19.608		0.040
	Painters	155	38	4									197		21%		42		1.512		0.036
	Pipe Fitter	422	175	33	14								644		34%		222		16.160		0.073
Laborers	Handlers/Laborers/Helpers	974	385	80	43	2							1,484		34%		510		40.225		0.079
Management	Sales	18											18
	Admin. Support & Clerical Sec.	2,086	118	4	2								2,210		6%		124		3.104		0.025
	Manager - Administrator	5,561	637	61	20	1	1						6,281		11%		720		33.004		0.046
Miscellaneous	Military	3	4										7		57%		4		0.061		0.015
	Miscellaneous	7,025	983	216	68	14	2	1				1	8,310		15%		1,285		128.256	|	0.100
Production	Welders and Solderers	24	10	1									35		31%		11		0.443		0.040
	Machine Setup/Operators	134	171	66	21								392		66%	|	258		22.812		0.088
	Machinists	130	38	5	4	1							178		27%		48		4.089		0.085
	Misc. Precision/Production	512	226	52	15	1	1						807		37%		295		21.453		0.073
	Operators, Plant/ System/Util.	1,350	840	289	122	5							2,606		48%		1,256		122.054		0.097
	Sheet Metal Workers	94	38	10									142		34%		48		2.629		0.055
Scientists	Health Physicist	451	84	5	4								544		17%		93		3.623		0.039
	Misc. Professional	6,593	726	53	21	1		1					7,395		11%		802		32.578		0.041
	Scientist	4,916	384	30	9	3	1						5,343		8%		427		19.647		0.046
	Engineer	6,298	636	45	10	6							6,995		10%		697		28.013		0.040
	Doctors and Nurses	74	10	1									85		13%		11		0.335		0.030
Service	Firefighters	404	48	2									454		11%		50		0.968		0.019
	Food Service Employees	8	4	1	1								14		43%		6		0.762		0.127
	Janitors	447	45	2	3	1							498		10%		51		3.065		0.060
	Misc. Service	294	10		1								305		4%		11		0.719		0.065
	Security Guards	1,491	149	7	5								1,652		10%		161		5.045		0.031
Technicians	Engineering Technicians	1,645	173	33	13	6	1						1,871		12%		226		18.710		0.083
	Technicians	1,256	308	83	55	27	8	1					1,738		28%		482		68.767		0.143	|
	Science Technicians	387	199	20	5								611		37%		224		11.886		0.053
	Radiation Monitors/Techs.	1,083	858	261	80	13	4						2,299		53%		1,216		110.062		0.091
	Health Technicians	82	34	4	2								122		33%		40		2.693		0.067
	Misc. Technicians	1,993	230	47	17	7	2	4					2,300		13%		307		30.675		0.100
Transport	Bus Drivers	11	1										12		8%		1		0.012		0.012
	Equipment Operators	257	91	33	25								406		37%		149		15.512		0.104
	Misc. Transport	159	47	9									215		26%		56		2.575		0.046
	Pilots	1											1
	Truck Drivers	748	75	21	8								852		12%		104		7.507		0.072
Unknown	Unknown	27,632	1,441	223	95	12	4	1					29,408	|	6%		1,776	|	119.968		0.068
Totals		78,225	10,318	1,860	692	101	24	8				1	91,229		14%		13,004		945.369		0.073
Note: Boxed values (gray background) indicate the greatest value in each column.