You should have uploaded the carts for us to provide you with more relevant and meaningful feedbacks on your writing. Use the "Attach file(s)" feature in the Message Block for uploading the image file :)
The charts provide information about various ways of buying tickets to different recreational facilities in Australia,UK and Malaysia and the percentage breakdown of the age groups, preferring to buy tickets on-line in each of the above countries.
It's evident that the overwhelming majority of the concerned in all three countries chose to buy tickets from Desktop computer. Just under 60% in Australia and slightly above this number in both UK and Malaysia.
Well, in between the intro and the next para, insert an Overview which describes the main trends of the charts. The overview should be very brief and should not contain details such as percentages or other data. Then move into body paras to discuss more details of what your charts present. There you need to present comparisons.