public static function customerChurnRate(array $options = [], ClientInterface $client = null)
    {
        return Metrics\CustomerChurnRates::all($options, $client);
    }
public static function customerChurnRate(array $options = [], ClientInterface $client = null)
    {
        return Metrics\CustomerChurnRates::all($options, $client);
    }
public static function customerChurnRate ( array $ options = [ ] , ClientInterface $ client = null ) { return Metrics \ CustomerChurnRates :: all ( $ options , $ client ) ; }
Retrieves the Customer Churn Rate, for the specified time period.
@param array|array $options
@param ClientInterface|null $client
@return Metrics\CustomerChurnRates
Retrieves the Customer Churn Rate for the specified time period .