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Work Stoppages
WSP WSP Program Links
Annual work stoppages involving 1,000 or more workers, 1947 - 2018
Year Number of work
stoppages in the period
Number of workers
(in thousands) in the period(1)
Days of idleness(2)
Beginning In effect Beginning In effect Number
(in thousands)
Percent of total
working time

1947

270

(3)

1,629.0

(3)

25,720.0

(3)

1948

245

(3)

1,435.0

(3)

26,127.0

0.22

1949

262

(3)

2,537.0

(3)

43,420.0

0.38

1950

424

(3)

1,698.0

(3)

30,390.0

0.26

1951

415

(3)

1,462.0

(3)

15,070.0

0.12

1952

470

(3)

2,746.0

(3)

48,820.0

0.38

1953

437

(3)

1,623.0

(3)

18,130.0

0.14

1954

265

(3)

1,075.0

(3)

16,630.0

0.13

1955

363

(3)

2,055.0

(3)

21,180.0

0.16

1956

287

(3)

1,370.0

(3)

26,840.0

0.20

1957

279

(3)

887.0

(3)

10,340.0

0.07

1958

332

(3)

1,587.0

(3)

17,900.0

0.13

1959

245

(3)

1,381.0

(3)

60,850.0

0.43

1960

222

(3)

896.0

(3)

13,260.0

0.09

1961

195

(3)

1,031.0

(3)

10,140.0

0.07

1962

211

(3)

793.0

(3)

11,760.0

0.08

1963

181

(3)

512.0

(3)

10,020.0

0.07

1964

246

(3)

1,183.0

(3)

16,220.0

0.11

1965

268

(3)

999.0

(3)

15,140.0

0.10

1966

321

(3)

1,300.0

(3)

16,000.0

0.10

1967

381

(3)

2,192.0

(3)

31,320.0

0.18

1968

392

(3)

1,855.0

(3)

35,367.0

0.20

1969

412

(3)

1,576.0

(3)

29,397.0

0.16

1970

381

(3)

2,468.0

(3)

52,761.0

0.29

1971

298

(3)

2,516.0

(3)

35,538.0

0.19

1972

250

(3)

975.0

(3)

16,764.0

0.09

1973

317

(3)

1,400.0

(3)

16,260.0

0.08

1974

424

(3)

1,796.0

(3)

31,809.0

0.16

1975

235

(3)

965.0

(3)

17,563.0

0.09

1976

231

(3)

1,519.0

(3)

23,962.0

0.12

1977

298

(3)

1,212.0

(3)

21,258.0

0.10

1978

219

(3)

1,006.0

(3)

23,774.0

0.11

1979

235

(3)

1,021.0

(3)

20,409.0

0.09

1980

187

(3)

795.0

(3)

20,844.0

0.09

1981

145

151

729.0

747

16,908.0

0.07

1982

96

98

656.0

661

9,061.0

0.04

1983

81

83

909.0

946

17,461.0

0.08

1984

62

68

376.0

391

8,499.0

0.04

1985

54

61

324.0

335

7,079.0

0.03

1986

69

72

533.0

538

11,861.0

0.05

1987

46

51

174.0

215

4,481.0

0.02

1988

40

43

118.0

122

4,381.0

0.02

1989

51

52

452.0

454

16,996.0

0.07

1990

44

50

185.0

200

5,926.0

0.02

1991

40

45

392.0

412

4,584.0

0.02

1992

35

41

364.0

383

3,989.0

0.01

1993

35

36

182.0

184

3,981.0

0.01

1994

45

45

322.0

322

5,021.0

0.02

1995

31

34

192.0

207

5,771.0

0.02

1996

37

38

273.0

275

4,889.0

0.02

1997

29

34

339.0

351

4,497.0

0.01

1998

34

34

387.0

387

5,116.0

0.02

1999

17

21

73.0

80

1,996.0

0.01

2000

39

40

394.0

397

20,419.0

0.06

2001

29

30

99.0

102

1,151.0

(4)

2002

19

20

46.0

47

659.6

(4)

2003

14

15

129.2

130.5

4,091.2

0.01

2004

17

18

170.7

232

3,344.1

0.01

2005

22

24

99.6

102.1

1,736.1

0.01

2006

20

23

70.1

76.6

2,687.5

0.01

2007

21

23

189.2

192.9

1,264.8

(4)

2008

15

16

72.2

82.7

1,954.1

0.01

2009

5

5

12.5

12.5

124.1

(4)

2010

11

11

44.5

44.5

302.3

(4)

2011

19

19

112.5

112.5

1,020.2

(4)

2012

19

21

148.1

150.4

1,130.8

(4)

2013

15

15

54.5

54.5

289.9

(4)

2014

11

11

34.3

34.3

200.2

(4)

2015

12

13

47.3

49.0

740.0

(4)

2016

15

16

99.4

101.6

1,543.4

(4)

2017

7

7

25.3

25.3

439.8

(4)

2018

20

21

485.2

487.0

2,815.4

0.01

Footnotes:
(1) Number of workers involved includes only those workers who participated in work stoppages that began in the calendar year. Workers are counted more than once if they are involved in more than one stoppage during the reference period. Numbers are rounded to the nearest thousand.
(2) Days idle includes all stoppages in effect during the reference period. For work stoppages that are still ongoing at the end of the calendar year, only those days of idleness in the calendar year are counted.
(3) Data not available.
(4) Less than .005.

 

Last Modified Date: February 8, 2019