1 Περιγραφή δεδομένων

Από εδώ κατεβάσαμε τον ετήσιο αριθμό διαδηλώσεων και από εδώ τον μηνιαίο.

Annual work stoppages involving 1,000 or more workers, 1947 - Present	…2	…3	…4	…5	…6	…7
Year	Number of work stoppages in the period	NA	Number of workers (in thousands) in the period [1	\|NA	\|Days of idleness [2]	\|NA
NA	Beginning	In effect	Beginning	In effect	Number (in thousands	\|Percent of total working time [3
1947	270	[4]	1629	[4]	25720	[4]
1948	245	[4]	1435	[4]	26127	0.22
1949	262	[4]	2537	[4]	43420	0.38
1950	424	[4]	1698	[4]	30390	0.26

Work stoppages involving 1,000 or more workers, 1993-Present	…2	…3	…4	…5	…6	…7	…8	…9	…10	…11	…12	…13	…14
Organizations involved	States	Areas	Ownership	Industry code[1]	Union	Union acronym	Union Local	Bargaining unit	Work stoppage beginning date	Work stoppage ending date	Number of workers[2]	Days idle, cumulative for this work stoppage[3]	Note
Marine Towing and Transportation Employers’ Association	NY	New York	Private industry	488330	International Longshoremen’s Association	ILA	NA	NA	32189	34323	2500	2879500	The number of workers decreased to 2,000 in December 1989, and to 1,600 in December 1990.
Boeing Company	WA	Seattle	Private industry	336411	Seattle Professional Engineering Employees Association	SPEEA	NA	NA	33988	33988	21000	21000	The union name was changed to the Society of Professional Engineering Employees in Aerospace - SPEEA.
Boston Gas Company	MA	Boston	Private industry	22121	United Steelworkers	USW	12003	NA	33993	34109	1000	83000	Boston Gas Company also does business as “National Grid”.
Bituminous Coal Operators Association	IN, IL, KY, WV	Multiple states	Private industry	212112	United Mine Workers of America	UMWA	NA	NA	34002	34030	6700	103400	Number of workers involved increased from 5,000 to 6,700.
Douglas Aircraft	CA	NA	Private industry	336411	International Association of Machinists	IAM	NA	NA	34030	34031	6800	13600	NA

2 Συσχέτιση με ΑΕΠ