The graph below shows the number of inquiries received by the Tourist Information Office in one city over a six-month period in 2011.
Summarise the information by selecting and reporting the main features, and make comparisons where relevant. Write at least 150 words.
![](https://daxue-oss.koocdn.com/upload/ti/sardine/2654000-2655000/2654711/b155a6b4423c4ea7b59ea8d2c2b87515.png)