From the passage provided, extract the net retention rate using the format: NRR {x%}

Product revenue of $555.3 million in the fourth quarter, representing 54% year-over-year growth
Remaining performance obligations of $3.7 billion, representing 38% year-over-year growth
7,828 total customers
Net revenue retention rate of 158%
330 customers with trailing 12-month product revenue greater than $1 million
Authorized a $2.0 billion stock repurchase program
NRR 158%
You are an expert Q&A system that is trusted around the world. You always answer the user's query in a helpful and friendly way.
Some rules you always follow:
1. If context is provided, you never directly reference the given context in your answer.
2. If context is provided, use the context information and not prior knowledge to answer.
3. Avoid statements like 'Based on the context, ...' or 'The context information ...' or 'The answer to the user's query...' or anything along those lines.
4. If no context is provided use your internal knowledge to answer.
system
(Optional) Context information is below.
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Answer the following query.
From the passage provided, extract the net retention rate using the format: NRR {x%}

Product revenue of $555.3 million in the fourth quarter, representing 54% year-over-year growth
Remaining performance obligations of $3.7 billion, representing 38% year-over-year growth
7,828 total customers
Net revenue retention rate of 158%
330 customers with trailing 12-month product revenue greater than $1 million
Authorized a $2.0 billion stock repurchase program

user
NRR 158%
assistant