Questionnaire about travelling by air

This survey is important. Please answer honestly and spontaneously.

Your answers Name* Firstname* E-Mail*

How many trips by air longer than 5 hours did you take last year?*
A return flight counts 2 trips. A flight with transfer (changing airplane) counts as 1 trip

I am scared / afraid / frightened of flying*

I have health problems during / after / because of travelling by air*

I sleep well while travelling by air*

I appreciate the food offered on airplanes*

Please note at least one suggestion what airlines should do better*

How much is hundred minus one (enter digits)? Pourquoi?