Unrecoded Data in 1980 SOC code format vs. recoded data in 1990 SOC code format vs. unrecoded data in 1990 SOC code format
The data in the rows labeled: Recoded--SOC--1990 are used in our analyses
This is the side-by-side comparison of the frequencies before and after recoding the data
Occupation Description	Method	Total	1986	1987	1988	1989	1990	1991	1992	1993	1994
Accountants and auditors	1980-SOC-Unrecoded	5647	341	602	687	687	633	691	670	667	669
Accountants and auditors	Recoded--SOC--1990	5647	341	602	687	687	633	691	670	667	669
Accountants and auditors	Unrecoded-SOC-1990	5647	341	602	687	687	633	691	670	667	669
Actors and directors	1980-SOC-Unrecoded	397	20	42	45	55	49	60	56	39	31
Actors and directors	Recoded--SOC--1990	397	20	42	45	55	49	60	56	39	31
Actors and directors	Unrecoded-SOC-1990	397	20	42	45	55	49	60	56	39	31
Actuaries	1980-SOC-Unrecoded	50	2	4	4	8	14	3	5	4	6
Actuaries	Recoded--SOC--1990	50	2	4	4	8	14	3	5	4	6
Actuaries	Unrecoded-SOC-1990	50	2	4	4	8	14	3	5	4	6
Adjusters and calibrators	1980-SOC-Unrecoded	28	2	6	5	3	4	0	2	2	4
Adjusters and calibrators	Recoded--SOC--1990	28	2	6	5	3	4	0	2	2	4
Adjusters and calibrators	Unrecoded-SOC-1990	28	2	6	5	3	4	0	2	2	4
Administrative support occs	Recoded--SOC--1990	2890	175	313	294	289	317	328	385	307	482
Administrative support occs	Unrecoded-SOC-1990	2890	175	313	294	289	317	328	385	307	482
Administrative support occupations, n.e.c.	1980-SOC-Unrecoded	2890	175	313	294	289	317	328	385	307	482
Administrators and officials, public administration	1980-SOC-Unrecoded	1737	89	174	213	174	172	209	267	201	238
Administrators, education and related fields	1980-SOC-Unrecoded	2131	115	206	258	213	237	253	297	252	300
Administrators, education and related fields	Recoded--SOC--1990	2131	115	206	258	213	237	253	297	252	300
Administrators, education and related fields	Unrecoded-SOC-1990	2131	115	206	258	213	237	253	297	252	300
Administrators, protective service	1980-SOC-Unrecoded	268	22	31	28	28	20	52	26	23	38
Administrators, protective services	Recoded--SOC--1990	268	22	31	28	28	20	52	26	23	38
Administrators, protective services	Unrecoded-SOC-1990	268	22	31	28	28	20	52	26	23	38
Administrators/officials, public administration	Recoded--SOC--1990	1737	89	174	213	174	172	209	267	201	238
Administrators/officials, public administration	Unrecoded-SOC-1990	1737	89	174	213	174	172	209	267	201	238
Advertising and related sales occs	Recoded--SOC--1990	547	31	61	66	64	72	63	75	60	55
Advertising and related sales occs	Unrecoded-SOC-1990	547	31	61	66	64	72	63	75	60	55
Advertising and related sales occupations	1980-SOC-Unrecoded	547	31	61	66	64	72	63	75	60	55
Aerospace	1980-SOC-Unrecoded	452	26	47	63	65	50	68	48	50	35
Aerospace	Recoded--SOC--1990	452	26	47	63	65	50	68	48	50	35
Aerospace	Unrecoded-SOC-1990	452	26	47	63	65	50	68	48	50	35
Agricultural	1980-SOC-Unrecoded	13	0	0	7	1	0	1	1	2	1
Agricultural	Recoded--SOC--1990	13	0	0	7	1	0	1	1	2	1
Agricultural	Unrecoded-SOC-1990	13	0	0	7	1	0	1	1	2	1
Agricultural and food scientists	1980-SOC-Unrecoded	138	7	17	13	14	10	15	28	20	14
Agricultural and food scientists	Recoded--SOC--1990	138	7	17	13	14	10	15	28	20	14
Agricultural and food scientists	Unrecoded-SOC-1990	138	7	17	13	14	10	15	28	20	14
Agriculture and forestry teachers	1980-SOC-Unrecoded	29	3	4	4	2	4	6	4	1	1
Agriculture and forestry teachers	Recoded--SOC--1990	29	3	4	4	2	4	6	4	1	1
Agriculture and forestry teachers	Unrecoded-SOC-1990	29	3	4	4	2	4	6	4	1	1
Air traffic controllers	1980-SOC-Unrecoded	182	16	20	32	18	24	20	8	22	22
Air traffic controllers	Recoded--SOC--1990	182	16	20	32	18	24	20	8	22	22
Air traffic controllers	Unrecoded-SOC-1990	182	16	20	32	18	24	20	8	22	22
Aircraft engine mechanics	1980-SOC-Unrecoded	526	26	56	61	54	66	64	62	83	54
Aircraft engine mechanics	Recoded--SOC--1990	526	26	56	61	54	66	64	62	83	54
Aircraft engine mechanics	Unrecoded-SOC-1990	526	26	56	61	54	66	64	62	83	54
Aircraft mechanics, except engine	1980-SOC-Unrecoded	101	4	15	14	15	15	8	8	9	13
Aircraft mechanics, except engine	Recoded--SOC--1990	101	4	15	14	15	15	8	8	9	13
Aircraft mechanics, except engine	Unrecoded-SOC-1990	101	4	15	14	15	15	8	8	9	13
Airplane pilots and navigators	1980-SOC-Unrecoded	407	20	57	44	53	47	51	62	39	34
Airplane pilots and navigators	Recoded--SOC--1990	407	20	57	44	53	47	51	62	39	34
Airplane pilots and navigators	Unrecoded-SOC-1990	407	20	57	44	53	47	51	62	39	34
Animal caretakers, except farm	1980-SOC-Unrecoded	336	28	41	25	28	45	51	43	38	37
Animal caretakers, except farm	Recoded--SOC--1990	336	28	41	25	28	45	51	43	38	37
Animal caretakers, except farm	Unrecoded-SOC-1990	336	28	41	25	28	45	51	43	38	37
Announcers	1980-SOC-Unrecoded	184	13	25	24	13	23	23	24	22	17
Announcers	Recoded--SOC--1990	184	13	25	24	13	23	23	24	22	17
Announcers	Unrecoded-SOC-1990	184	13	25	24	13	23	23	24	22	17
Apparel and fabric patternmakers	1980-SOC-Unrecoded	11	0	1	3	0	5	2	0	0	0
Apparel and fabric patternmakers(Not a 1990 code)	Recoded--SOC--1990	11	0	1	3	0	5	2	0	0	0
Apparel and fabric patternmakers(Not a 1990 code)	Unrecoded-SOC-1990	11	0	1	3	0	5	2	0	0	0
Architects	1980-SOC-Unrecoded	680	35	56	89	73	92	69	88	66	112
Architects	Recoded--SOC--1990	680	35	56	89	73	92	69	88	66	112
Architects	Unrecoded-SOC-1990	680	35	56	89	73	92	69	88	66	112
Archivists and curators	1980-SOC-Unrecoded	80	1	9	12	10	12	6	14	8	8
Archivists and curators	Recoded--SOC--1990	80	1	9	12	10	12	6	14	8	8
Archivists and curators	Unrecoded-SOC-1990	80	1	9	12	10	12	6	14	8	8
Art, drama, and music teachers	1980-SOC-Unrecoded	189	6	21	27	23	28	29	18	19	18
Art, drama, and music teachers	Recoded--SOC--1990	189	6	21	27	23	28	29	18	19	18
Art, drama, and music teachers	Unrecoded-SOC-1990	189	6	21	27	23	28	29	18	19	18
Artists, performers, and related workers	Recoded--SOC--1990	295	12	23	45	44	20	39	46	31	35
Artists, performers, and related workers	Unrecoded-SOC-1990	295	12	23	45	44	20	39	46	31	35
Artists, performers, and related workers, n.e.c.	1980-SOC-Unrecoded	295	12	23	45	44	20	39	46	31	35
Assemblers	1980-SOC-Unrecoded	4153	247	487	542	539	531	444	443	490	430
Assemblers	Recoded--SOC--1990	4153	247	487	542	539	531	444	443	490	430
Assemblers	Unrecoded-SOC-1990	4153	247	487	542	539	531	444	443	490	430
Athletes	1980-SOC-Unrecoded	266	13	33	30	26	32	28	41	39	24
Athletes	Recoded--SOC--1990	266	13	33	30	26	32	28	41	39	24
Athletes	Unrecoded-SOC-1990	266	13	33	30	26	32	28	41	39	24
Atmospheric and space scientists	1980-SOC-Unrecoded	40	1	3	5	5	2	2	10	4	8
Atmospheric and space scientists	Recoded--SOC--1990	40	1	3	5	5	2	2	10	4	8
Atmospheric and space scientists	Unrecoded-SOC-1990	40	1	3	5	5	2	2	10	4	8
Attendants, amusement and recreation facilities	1980-SOC-Unrecoded	442	16	51	47	57	50	51	59	64	47
Attendants, amusement and recreation facilities	Recoded--SOC--1990	442	16	51	47	57	50	51	59	64	47
Attendants, amusement and recreation facilities	Unrecoded-SOC-1990	442	16	51	47	57	50	51	59	64	47
Auctioneers	1980-SOC-Unrecoded	35	4	1	6	4	2	5	4	3	6
Auctioneers	Recoded--SOC--1990	35	4	1	6	4	2	5	4	3	6
Auctioneers	Unrecoded-SOC-1990	35	4	1	6	4	2	5	4	3	6
Authors	1980-SOC-Unrecoded	386	19	43	42	46	50	55	46	44	41
Authors	Recoded--SOC--1990	386	19	43	42	46	50	55	46	44	41
Authors	Unrecoded-SOC-1990	386	19	43	42	46	50	55	46	44	41
Automobile body and related repairers	1980-SOC-Unrecoded	751	39	91	99	82	83	96	79	84	98
Automobile body and related repairers	Recoded--SOC--1990	751	39	91	99	82	83	96	79	84	98
Automobile body and related repairers	Unrecoded-SOC-1990	751	39	91	99	82	83	96	79	84	98
Automobile mechanic apprentices	1980-SOC-Unrecoded	11	0	3	0	2	2	1	1	1	1
Automobile mechanic apprentices	Recoded--SOC--1990	11	0	3	0	2	2	1	1	1	1
Automobile mechanic apprentices	Unrecoded-SOC-1990	11	0	3	0	2	2	1	1	1	1
Automobile mechanics	Recoded--SOC--1990	3553	256	443	444	451	422	380	397	386	374
Automobile mechanics	Unrecoded-SOC-1990	3553	256	443	444	451	422	380	397	386	374
Automobile mechanics, except apprentices	1980-SOC-Unrecoded	3553	256	443	444	451	422	380	397	386	374
Baggage porters and bellhops	1980-SOC-Unrecoded	770	8	14	22	12	18	20	253	197	226
Baggage porters and bellhops	Recoded--SOC--1990	145	8	14	22	12	18	20	12	21	18
Baggage porters and bellhops	Unrecoded-SOC-1990	99	2	12	7	6	10	11	12	21	18
Bakers	1980-SOC-Unrecoded	499	35	53	59	65	67	45	60	58	57
Bakers	Recoded--SOC--1990	499	35	53	59	65	67	45	60	58	57
Bakers	Unrecoded-SOC-1990	499	35	53	59	65	67	45	60	58	57
Bank tellers	1980-SOC-Unrecoded	1791	111	211	230	226	216	210	222	166	199
Bank tellers	Recoded--SOC--1990	1791	111	211	230	226	216	210	222	166	199
Bank tellers	Unrecoded-SOC-1990	1791	111	211	230	226	216	210	222	166	199
Barbers	1980-SOC-Unrecoded	355	23	41	36	46	45	44	43	36	41
Barbers	Recoded--SOC--1990	355	23	41	36	46	45	44	43	36	41
Barbers	Unrecoded-SOC-1990	355	23	41	36	46	45	44	43	36	41
Bartenders	1980-SOC-Unrecoded	1277	91	155	136	142	156	154	148	162	133
Bartenders	Recoded--SOC--1990	1277	91	155	136	142	156	154	148	162	133
Bartenders	Unrecoded-SOC-1990	1277	91	155	136	142	156	154	148	162	133
Bill and account collectors	1980-SOC-Unrecoded	519	20	51	59	55	59	69	70	61	75
Bill and account collectors	Recoded--SOC--1990	519	20	51	59	55	59	69	70	61	75
Bill and account collectors	Unrecoded-SOC-1990	519	20	51	59	55	59	69	70	61	75
Billing clerks	1980-SOC-Unrecoded	657	29	66	68	78	95	80	67	93	81
Billing clerks	Recoded--SOC--1990	657	29	66	68	78	95	80	67	93	81
Billing clerks	Unrecoded-SOC-1990	657	29	66	68	78	95	80	67	93	81
Billing, posting, and calculating machine operators	1980-SOC-Unrecoded	173	10	18	17	19	23	12	28	17	29
Billing/posting/calculating machine operators	Recoded--SOC--1990	173	10	18	17	19	23	12	28	17	29
Billing/posting/calculating machine operators	Unrecoded-SOC-1990	173	10	18	17	19	23	12	28	17	29
Biological and life scientists	1980-SOC-Unrecoded	297	17	25	21	37	34	42	38	37	46
Biological and life scientists	Recoded--SOC--1990	297	17	25	21	37	34	42	38	37	46
Biological and life scientists	Unrecoded-SOC-1990	297	17	25	21	37	34	42	38	37	46
Biological science teachers	1980-SOC-Unrecoded	108	12	13	13	13	18	12	8	11	8
Biological science teachers	Recoded--SOC--1990	108	12	13	13	13	18	12	8	11	8
Biological science teachers	Unrecoded-SOC-1990	108	12	13	13	13	18	12	8	11	8
Biological technicians	1980-SOC-Unrecoded	308	16	34	25	38	36	31	44	38	46
Biological technicians	Recoded--SOC--1990	308	16	34	25	38	36	31	44	38	46
Biological technicians	Unrecoded-SOC-1990	308	16	34	25	38	36	31	44	38	46
Boilermakers	1980-SOC-Unrecoded	96	2	19	10	17	15	12	8	7	6
Boilermakers	Recoded--SOC--1990	96	2	19	10	17	15	12	8	7	6
Boilermakers	Unrecoded-SOC-1990	96	2	19	10	17	15	12	8	7	6
Bookbinders	1980-SOC-Unrecoded	144	6	24	24	16	18	16	13	11	16
Bookbinders	Recoded--SOC--1990	144	6	24	24	16	18	16	13	11	16
Bookbinders	Unrecoded-SOC-1990	144	6	24	24	16	18	16	13	11	16
Bookkeepers, accounting, and auditing clerks	Recoded--SOC--1990	7239	522	1014	962	900	925	884	711	710	611
Bookkeepers, accounting, and auditing clerks	Unrecoded-SOC-1990	7239	522	1014	962	900	925	884	711	710	611
Bookkeeping, accounting, and auditing clerks	1980-SOC-Unrecoded	7239	522	1014	962	900	925	884	711	710	611
Brickmason and stonemason apprentices	1980-SOC-Unrecoded	15	2	1	3	3	2	2	0	1	1
Brickmason and stonemason apprentices	Recoded--SOC--1990	15	2	1	3	3	2	2	0	1	1
Brickmason and stonemason apprentices	Unrecoded-SOC-1990	15	2	1	3	3	2	2	0	1	1
Brickmasons and stonemasons	Recoded--SOC--1990	699	46	83	96	107	90	80	67	56	74
Brickmasons and stonemasons	Unrecoded-SOC-1990	699	46	83	96	107	90	80	67	56	74
Brickmasons and stonemasons, except apprentices	1980-SOC-Unrecoded	699	46	83	96	107	90	80	67	56	74
Bridge, lock, and lighthouse tenders	1980-SOC-Unrecoded	24	2	3	2	3	2	3	4	2	3
Bridge, lock, and lighthouse tenders	Recoded--SOC--1990	24	2	3	2	3	2	3	4	2	3
Bridge, lock, and lighthouse tenders	Unrecoded-SOC-1990	24	2	3	2	3	2	3	4	2	3
Broadcast equipment operators	1980-SOC-Unrecoded	124	4	18	18	16	11	14	16	12	15
Broadcast equipment operators	Recoded--SOC--1990	124	4	18	18	16	11	14	16	12	15
Broadcast equipment operators	Unrecoded-SOC-1990	124	4	18	18	16	11	14	16	12	15
Bus drivers	1980-SOC-Unrecoded	1845	95	222	241	192	248	219	214	204	210
Bus drivers	Recoded--SOC--1990	1845	95	222	241	192	248	219	214	204	210
Bus drivers	Unrecoded-SOC-1990	1845	95	222	241	192	248	219	214	204	210
Bus, truck, and stationary engine mechanics	1980-SOC-Unrecoded	1208	64	163	148	133	143	135	145	131	146
Bus, truck, and stationary engine mechanics	Recoded--SOC--1990	1208	64	163	148	133	143	135	145	131	146
Bus, truck, and stationary engine mechanics	Unrecoded-SOC-1990	1208	64	163	148	133	143	135	145	131	146
Business and promotion agents	1980-SOC-Unrecoded	118	7	7	21	11	11	12	24	10	15
Business and promotion agents	Recoded--SOC--1990	118	7	7	21	11	11	12	24	10	15
Business and promotion agents	Unrecoded-SOC-1990	118	7	7	21	11	11	12	24	10	15
Business, commerce, and marketing teachers	1980-SOC-Unrecoded	135	7	18	8	24	19	21	13	10	15
Business/commerce/marketing teachers	Recoded--SOC--1990	135	7	18	8	24	19	21	13	10	15
Business/commerce/marketing teachers	Unrecoded-SOC-1990	135	7	18	8	24	19	21	13	10	15
Butchers and meat cutters	1980-SOC-Unrecoded	844	54	125	96	106	115	89	93	75	91
Butchers and meat cutters	Recoded--SOC--1990	844	54	125	96	106	115	89	93	75	91
Butchers and meat cutters	Unrecoded-SOC-1990	844	54	125	96	106	115	89	93	75	91
Buyers, wholesale and retail trade, except farm products	1980-SOC-Unrecoded	736	51	100	86	84	87	78	79	86	85
Buyers, wholesale/retail trade except farm products	Recoded--SOC--1990	736	51	100	86	84	87	78	79	86	85
Buyers, wholesale/retail trade except farm products	Unrecoded-SOC-1990	736	51	100	86	84	87	78	79	86	85
Cabinet makers and bench carpenters	1980-SOC-Unrecoded	310	22	38	42	44	39	27	32	32	34
Cabinet makers and bench carpenters	Recoded--SOC--1990	310	22	38	42	44	39	27	32	32	34
Cabinet makers and bench carpenters	Unrecoded-SOC-1990	310	22	38	42	44	39	27	32	32	34
Camera, watch, and musical instrument repairers	1980-SOC-Unrecoded	135	18	17	19	11	10	11	20	17	12
Camera, watch, and musical instrument repairers	Recoded--SOC--1990	135	18	17	19	11	10	11	20	17	12
Camera, watch, and musical instrument repairers	Unrecoded-SOC-1990	135	18	17	19	11	10	11	20	17	12
Captains and other officers, fishing vessels	1980-SOC-Unrecoded	25	2	3	7	4	2	3	2	2	0
Captains and other officers, fishing vessels	Recoded--SOC--1990	25	2	3	7	4	2	3	2	2	0
Captains and other officers, fishing vessels	Unrecoded-SOC-1990	25	2	3	7	4	2	3	2	2	0
Carpenter apprentices	1980-SOC-Unrecoded	40	3	5	6	6	3	7	8	2	0
Carpenter apprentices	Recoded--SOC--1990	40	3	5	6	6	3	7	8	2	0
Carpenter apprentices	Unrecoded-SOC-1990	40	3	5	6	6	3	7	8	2	0
Carpenters	Recoded--SOC--1990	5112	349	663	692	647	618	540	554	546	503
Carpenters	Unrecoded-SOC-1990	5112	349	663	692	647	618	540	554	546	503
Carpenters, except apprentices	1980-SOC-Unrecoded	5112	349	663	692	647	618	540	554	546	503
Carpet installers	1980-SOC-Unrecoded	373	29	48	47	45	55	36	38	32	43
Carpet installers	Recoded--SOC--1990	373	29	48	47	45	55	36	38	32	43
Carpet installers	Unrecoded-SOC-1990	373	29	48	47	45	55	36	38	32	43
Cashiers	1980-SOC-Unrecoded	8164	483	994	963	977	1035	892	951	942	927
Cashiers	Recoded--SOC--1990	8164	483	994	963	977	1035	892	951	942	927
Cashiers	Unrecoded-SOC-1990	8164	483	994	963	977	1035	892	951	942	927
Cementing and gluing machine operators	1980-SOC-Unrecoded	129	10	22	18	18	15	13	10	11	12
Cementing and gluing machine operators	Recoded--SOC--1990	129	10	22	18	18	15	13	10	11	12
Cementing and gluing machine operators	Unrecoded-SOC-1990	129	10	22	18	18	15	13	10	11	12
Chemical	1980-SOC-Unrecoded	344	24	36	40	38	28	46	48	28	56
Chemical	Recoded--SOC--1990	344	24	36	40	38	28	46	48	28	56
Chemical	Unrecoded-SOC-1990	344	24	36	40	38	28	46	48	28	56
Chemical technicians	1980-SOC-Unrecoded	317	18	36	48	35	36	42	32	34	36
Chemical technicians	Recoded--SOC--1990	317	18	36	48	35	36	42	32	34	36
Chemical technicians	Unrecoded-SOC-1990	317	18	36	48	35	36	42	32	34	36
Chemistry teachers	1980-SOC-Unrecoded	88	4	6	9	23	6	14	5	15	6
Chemistry teachers	Recoded--SOC--1990	88	4	6	9	23	6	14	5	15	6
Chemistry teachers	Unrecoded-SOC-1990	88	4	6	9	23	6	14	5	15	6
Chemists, except biochemists	1980-SOC-Unrecoded	476	31	61	63	50	56	61	59	52	43
Chemists, except biochemists	Recoded--SOC--1990	476	31	61	63	50	56	61	59	52	43
Chemists, except biochemists	Unrecoded-SOC-1990	476	31	61	63	50	56	61	59	52	43
Chief communications operators	1980-SOC-Unrecoded	28	0	7	4	6	1	3	2	3	2
Chief communications operators	Recoded--SOC--1990	28	0	7	4	6	1	3	2	3	2
Chief communications operators	Unrecoded-SOC-1990	28	0	7	4	6	1	3	2	3	2
Chief execs/general administrators, public admin	Recoded--SOC--1990	98	7	6	6	8	8	15	20	12	16
Chief execs/general administrators, public admin	Unrecoded-SOC-1990	98	7	6	6	8	8	15	20	12	16
Chief executives and general administrators, public administration	1980-SOC-Unrecoded	98	7	6	6	8	8	15	20	12	16
Child care workers	Recoded--SOC--1990	2464	210	400	359	411	386	421	96	99	82
Child care workers	Unrecoded-SOC-1990	2464	210	400	359	411	386	421	96	99	82
Child care workers, except private household	1980-SOC-Unrecoded	2464	210	400	359	411	386	421	96	99	82
Child care workers, private household	1980-SOC-Unrecoded	735	55	92	105	85	96	92	61	71	78
Child care workers, private household	Recoded--SOC--1990	735	55	92	105	85	96	92	61	71	78
Child care workers, private household	Unrecoded-SOC-1990	735	55	92	105	85	96	92	61	71	78
Civil	1980-SOC-Unrecoded	1015	64	104	130	129	116	132	112	105	123