Hardness | Remark on Quality | No of Samples | % of Samples |
0 - 75 | Soft | 45 | 47.37 |
76 - 150 | Moderately Hard | 39 | 41.05 |
151 - 300 | Hard | 6 | 6.32 |
>300 | Very Hard | 5 | 5.26 |