Sleep   Study
     4.5    5.00
     5.0    7.00
     8.0    5.00
     8.0    6.00
     8.0    3.00
     7.0    4.00
     8.5    1.00
     7.0    1.00
     6.5    3.50
     5.5    3.00
     6.0    1.00
     9.0    0.00
     6.5    2.00
     6.0    1.00
     5.0    5.00
     7.0    1.00
     8.0    1.00
     5.0    1.00
     7.0    2.50
     7.0    6.00
     5.0    2.00
     7.0    4.00
     7.0    0.00
     6.0    0.00
     5.5    4.00
     8.0    3.00
     5.0    3.00
     9.0    0.50
     9.0    1.00
    10.0    0.00
     6.0    5.00
     6.5    0.00
     7.5    3.00
     5.0    5.00
     9.0    3.00
     6.0    1.00
     6.5    1.00
     8.5    3.00
     9.0    0.00
     8.0    4.00
    10.0    2.00
     9.0    0.00
     7.0    1.00
     6.0    6.00
     7.5    2.50
     5.0    7.00
     6.0    3.00
     5.0    0.00
     6.0    3.50
     7.0    0.25
     4.0    7.00
     9.0    3.00
     8.0    4.00
     7.0    0.00
     7.0    1.00
     6.0    2.00
     7.0    3.00
     6.0    3.00
    10.0    2.00
     7.0    2.00
     7.0    6.00
     5.5    0.50
     7.5    5.50
     5.0    0.00
     6.0    0.00
     8.5    3.00
     5.0    2.00
     9.0    6.00
     2.5    7.00
     6.0    9.00
     5.0    5.00
     7.0    2.50
     9.0    0.00
     8.5    2.50
    10.0    0.00
    11.0    0.00
     9.0    1.00
     4.0    1.00
     3.0    5.00
     6.0    5.00
     6.0    5.00
     8.0    0.50
     7.0    4.00
     6.0    2.00
     7.5    4.00
     6.0    1.00
     7.5    0.00
     7.0    4.00
     5.0    1.00
     7.0    1.00
     8.0    2.00
     7.0    2.00
     7.0    7.00
     6.0    0.00
     5.0    2.00
     7.0    2.00
     6.0    3.00
     6.0    2.00
     7.0    0.00
     6.5    6.50
     6.0    4.00
     6.0    3.00
     7.0    1.50
     7.0    1.50
     5.5    3.00
     2.0    8.00
     9.0    3.00
     7.0    2.00
     7.0    3.00
     6.0    0.00
     9.0    2.00
     8.0    1.00
     6.0    4.00
     9.0    2.00
     6.0    3.00
     9.0    1.50