About one third of the Parliaments since 1867 have lasted between four and five years, about another third have lasted between three and four years and a final third, less than three years (see Figure 2.1) .
Environ le tiers des législatures depuis 1867 a duré entre quatre et cinq ans, un autre tiers a duré entre trois et quatre ans et le dernier tiers, moins de trois ans (voir la figure 2.1) .