Claim: The biggest annual increase in the consumer price index of Czechoslovakia took place in 1991.
Evidence: Annual increase in the consumer price index 1991 57.9 1992 11.0 1990 10.0 1980 2.9 1982 5.1 1985 2.7 1989 1.4 1983 0.9 1981 0.8 1984 0.5 1986 0.5 1988 0.2 1987 0.1