Grade 2/6 systolic murmur. What does this mean to you?

Murmur grading. Subjective, but grading based on: 1: murmur is only audible on listening carefully for some time. 2: murmur faint but audible on placing the stethoscope on the chest. 3: loud murmur readily audible but with no palpable thrill. 4: loud murmur with a palpable thrill. 5: loud murmur with a palpable thrill. Audible with stethoscope rum just on chest 6. Audible with stethoscope off chest wall!