分析给定的文本数据并生成一个摘要，显示每个单词出现的频率。
给定的文本数据如下：
```
The quick brown fox jumps over the lazy dog.
The lazy dog, peeved at being left alone, had eaten all the food in the pantry.
```
文本数据的摘要：
- 单词出现频率： 
```
"the": 4,
"lazy": 2,
"dog": 2,
"over": 1,
"quick": 1,
"brown": 1,
"fox": 1,
"jumps": 1,
"at": 1,
"being": 1,
"left": 1,
"alone": 1,
"had": 1,
"eaten": 1,
"all": 1,
"food": 1,
"in": 1,
"pantry": 1,
"peeved": 1
```