Bords de Loire 31 31 31 30.9 31 31 31 31.8 33.6 36.4 32.7 32.2 33.2 33 33 34 32.9 33.3 32.7 32.8 32.2 32.3 31.7 32.8 33.5 32.7 32.1 31.4 30.5 29.5 30.7 30.7 32.8 32 32.4 32 32.8 30.9 32 30.9 31.5 29.4 32 31.9 31.9 32.3 32 32 32 30.6 31.7 30.4 29.6 29.5 29.5