根据下面所给图示信息，判断正确（T）与错误（F）。

There are 1，500 students in Yucai Middle School．They have given away some money for people who suffered from（遭受……痛苦）the earthquake．Here’s a diagram of their contribution（捐款）．

1．The average（平均数）of contribution in Grade Two is 7．6 yuan／person．

2．Grade Three has given away less money than Grade One．

3．The total（总数）of contribution in Grade One is 3．53 4 yuan

4．Grade Two has given the most money．

5．The students in Yucai Middle School are kind—hearted．