Table 5: Descriptive statistics.

Variable N Mean St. Dev. Min. Value Max. Value
In 950 1.791 2.970 0 37
Out 950 1.773 2.484 0 21
APC_In 950 1.702 2.863 0 31
APC_Out 950 1.748 2.441 0 17
Diff_APC_In 950 -0.088 0.675 0 6
Diff_APC_Out 950 -0.024 0.722 0 21