Traveller rating
Excellent
Proportion of excellent ratings
[1/(excellent+very_good+good+bad+very_bad)]*excellent
Very good
Proportion of very good ratings
[1/(excellent+very_good+good+bad+very_bad)]*very_good
Good
Proportion of good ratings
[1/(excellent+very_good+good+bad+very_bad)]*good
Bad
Proportion of bad ratings
[1/(excellent+very_good+good+bad+very_bad)]*bad
Very bad
Proportion of very bad ratings
[1/(excellent+very_good+good+bad+very_bad)]*very_bad
Time of year
March - May
Proportion of reviews on march, april, may
[1/(mar_may+jun_aug+sep_nov+dec_feb)]*mar_may
June - August
Proportion of reviews on june, july, august
[1/(mar_may+jun_aug+sep_nov+dec_feb)]*jun_aug
September - November
Proportion of reviews on september, october, november
[1/(mar_may+jun_aug+sep_nov+dec_feb)]*sep_nov
December - February
Proportion of reviews on december, january, february
[1/(mar_may+jun_aug+sep_nov+dec_feb)]*dec_feb
Shannon for periods
Shannon index related to review periods
-(mar_may*ln(mar_may) + jun_aug*ln(jun_aug) + sep_nov*ln(sep_nov) + dec_feb*ln(dec_feb))