Traffic Distribution Analysis: 38.98% of all visits to the online 'Travel' industry went to the top 10 websites for the month of April, 2009. 48.42% went to the top 20 websites and 69.56% went to the top 100 websites. Visit Duration Analysis: The average visit duration for visits to the online 'Travel' industry was 8 minutes, 59 seconds for the month of April, 2009. This is a minimal decrease from last months average visit duration of 9 minutes, 5 seconds.