|Index|Attribute| |
|----|---|--|
1  |fixed acidity | |
2  |volatile acidity | |
3  |citric acid | | 
4  |residual sugar| | 
5  |chlorides| |       
6  |free sulfur dioxide | | 
7  |total sulfur dioxide | |
8  |density| |
9  |pH| |
10 | sulphates | |
11 | alcohol | |
12 | quality (score between 0 and 10) | |