The table for the Mean gas concentration as a function of altitude is too wide

[emilinecsa]

The mean gas concentration table has some overflow:

[emilinecsa]

This is a good point. We had this overflow since the beginning. The table is too wide and we do not want the text to be over. Perhaps a simple solution is to reduce the size of the labels. e.g. Min. confidence interval concentration (ppv) --> Min. concentration (ppv)