Work stoppages involving 1,000 or more workers, 1980-98

Year	Number

1980	187
1981	145
1982	96
1983	81
1984	62
1985	54
1986	69
1987	46
1988	40
1989	51
1990	44
1991	40
1992	35
1993	35
1994	45
1995	31
1996	37
1997	29
1998	34