How likely are you to doze off or fall asleep in the following situations, in contrast to feeling just tired?

This test takes about 1 minute to complete.
Use the following scale to choose the most appropriate number for each situation:

0 = would never doze
1 = slight chance of dozing
2 = moderate chance of dozing
3 = high chance of dozing

It is important that you answer each question as best you can.