NumProjects  =  17

erik  =  {9,  9,  8,  8,  8,  8,  7,  7,  7,  6,  6,  5,  
        5,  4,  4,  4,  4}

erik / NumProjects

Dimensions[erik]

freida  =  {9,  8.5,  8,  7.5,  7,  7,  7,  7,  6.5,  6.5,  
        6,  6,  5.5,  5,  5,  4.5,  4}

Dimensions[freida]

joanna  =  {5.5, 9, 9, 5.5, 7.5, 8, 7.5, 8, 7, 5, 3.83, 6, 4.67, 8, 
        8, 8.5, 8}

Dimensions[joanna]

yannick  =  {4.5, 9, 8.5, 7.5, 5.5, 5.5, 5.5, 7.5, 6, 7.5, 3.5, 7, 
        5.5, 6.5, 7, 8.5, 6.5}

Dimensions[yannick]