diff --git a/src/blockchain.ts b/src/blockchain.ts
index 7decffd..c1ce774 100644
--- a/src/blockchain.ts
+++ b/src/blockchain.ts
@@ -17,9 +17,12 @@ const blockGasPricesObservable = new Observable<GasPrices>((observer) => {
       if (!block) throw new Error(`Error fetching block! ${blockNumber}`);
 
       const gasPrices = block.prefetchedTransactions.map((tx) => tx.gasPrice);
-      const fast = Number(formatUnits(gasPrices[Math.floor(gasPrices.length * 0.9)], "gwei"));
+      const fast = Number(formatUnits(gasPrices[Math.floor(gasPrices.length * 0.1)], "gwei"));
       const average = Number(formatUnits(gasPrices[Math.floor(gasPrices.length / 2)], "gwei"));
-      const slow = Number(formatUnits(gasPrices[Math.floor(gasPrices.length * 0.05)], "gwei"));
+      const slow = Number(formatUnits(gasPrices[Math.floor(gasPrices.length * 0.95)], "gwei"));
+
+      // Log averages every 10 blocks
+      if (blockNumber % 10 == 0) console.log(`Found new block data for ${blockNumber}! Base average transaction cost: ${slow} Gwei`)
 
       observer.next({ fast, average, slow } as GasPrices);
     } catch (error) {
@@ -35,9 +38,9 @@ const averageGasPricesObservable = blockGasPricesObservable.pipe(
     const averageSum = blocks.reduce((sum, block) => sum + block.average, 0);
     const slowSum = blocks.reduce((sum, block) => sum + block.slow, 0);
     return {
-      fast: fastSum / blocks.length,
-      average: averageSum / blocks.length,
-      slow: slowSum / blocks.length,
+      fast: Math.round(fastSum / blocks.length),
+      average: Math.round(averageSum / blocks.length),
+      slow: Math.round(slowSum / blocks.length),
     };
   })
 );