# Kiln Connect FAQs

<details>

<summary>How is the <code>network_gross_apy</code> calculated in each protocol's <code>/network-stats</code> endpoint?</summary>

We source the `network_gross_apy` from [StakingRewards](https://www.stakingrewards.com/). For each asset, we retrieve the `reward_rate` from the [StakingRewards metrics API](https://api-docs.stakingrewards.com/api-docs/objects/metrics#historical-reward-option-metrics).

</details>

<details>

<summary>How are Ethereum rewards calculated in the <code>/eth/rewards</code> endpoint?</summary>

Please refer to our [Ethereum reporting methodology guide](https://docs.api.kiln.fi/v1.7/docs/ethereum-reporting-methodology#rewards).

</details>

<details>

<summary>How are Ethereum entry and exit times estimated in <code>/eth/network-stats</code>?</summary>

Please refer to our [Ethereum reporting methodology guide](https://docs.api.kiln.fi/v1.7/docs/ethereum-reporting-methodology#entry--exit-time-estimations).

</details>

<details>

<summary>In Ethereum, how is <code>estimated_next_skimming_slot</code> for a given validator calculated?</summary>

Please refer to our [Ethereum reporting methodology guide](https://docs.api.kiln.fi/v1.7/docs/ethereum-reporting-methodology#skimming-slot).

</details>


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