diff --git a/src/routes/api/charge/stats/+server.ts b/src/routes/api/charge/stats/+server.ts
index 19b4149..925a967 100644
--- a/src/routes/api/charge/stats/+server.ts
+++ b/src/routes/api/charge/stats/+server.ts
@@ -3,6 +3,6 @@ import { env } from '$env/dynamic/private';
 
 export const GET = async () => {
     const response = await fetch(`${env.BILLING_API_URL}/charge/stats`);
-    const { workerCount, completeRate, backlog } = await response.json();
-    return json({ workerCount, completeRate, backlog });
+    const { workerCount, backlog } = await response.json();
+    return json({ workerCount, backlog });
 };
\ No newline at end of file
diff --git a/src/routes/api/shipment/stats/+server.ts b/src/routes/api/shipment/stats/+server.ts
index ae11c82..f91bd4c 100644
--- a/src/routes/api/shipment/stats/+server.ts
+++ b/src/routes/api/shipment/stats/+server.ts
@@ -3,6 +3,6 @@ import { env } from '$env/dynamic/private';
 
 export const GET = async () => {
     const response = await fetch(`${env.SHIPMENT_API_URL}/shipments/stats`);
-    const { workerCount, completeRate, backlog } = await response.json();
-    return json({ workerCount, completeRate, backlog });
+    const { workerCount, backlog } = await response.json();
+    return json({ workerCount, backlog });
 };
\ No newline at end of file
diff --git a/src/routes/operator/+page.svelte b/src/routes/operator/+page.svelte
index 49c2e94..8842dde 100644
--- a/src/routes/operator/+page.svelte
+++ b/src/routes/operator/+page.svelte
@@ -60,18 +60,6 @@
 				borderColor: 'green',
 				tension: 0.1
 			},
-			{
-				label: 'Shipment',
-				data: [] as number[],
-				borderColor: 'blue',
-				tension: 0.1
-			},
-			{
-				label: 'Charge',
-				data: [] as number[],
-				borderColor: 'orange',
-				tension: 0.1
-			}
 		]
 	};
 
@@ -118,8 +106,10 @@
 
 		allStats.forEach((stats, i) => {
 			let { workerCount, completeRate, backlog } = stats;
+			if (completeRate != undefined) {
+				completeChartData.datasets[i].data = [...completeChartData.datasets[i].data.slice(-20), completeRate];
+			}
 			workerCountChartData.datasets[i].data = [...workerCountChartData.datasets[i].data.slice(-20), workerCount];
-			completeChartData.datasets[i].data = [...completeChartData.datasets[i].data.slice(-20), completeRate];
 			backlogChartData.datasets[i].data = [...backlogChartData.datasets[i].data.slice(-20), backlog];
 		});