diff --git a/src/routes/economic-calendar/workers/filterWorker.ts b/src/routes/economic-calendar/workers/filterWorker.ts
index 0efb135b..2c27b711 100644
--- a/src/routes/economic-calendar/workers/filterWorker.ts
+++ b/src/routes/economic-calendar/workers/filterWorker.ts
@@ -1,44 +1,44 @@
 export const listOfRelevantCountries = [
-  { USA: "United States" },
-  { CHN: "China" },
-  { CAN: "Canada" },
-  { GBR: "United Kingdom" },
-  { JPN: "Japan" },
-  { ISR: "Israel" },
-  { BRA: "Brazil" },
-  { FRA: "France" },
-  { IRL: "Ireland" },
-  { DEU: "Germany" },
-  { MEX: "Mexico" },
-  { IND: "India" },
-  { AUS: "Australia" },
-  { KOR: "South Korea" },
-  { SWE: "Sweden" },
-  { NLD: "Netherlands" },
-  { CHE: "Switzerland" },
-  { TWN: "Taiwan" },
-  { ZAF: "South Africa" },
-  { HKG: "Hong Kong" },
-  { SGP: "Singapore" },
-  { ARG: "Argentina" },
-  { CHL: "Chile" },
-  { PHL: "Philippines" },
-  { TUR: "Turkey" },
-  { ITA: "Italy" },
-  { IDN: "Indonesia" },
-  { MYS: "Malaysia" },
-  { LUX: "Luxembourg" },
-  { VNM: "Vietnam" },
-  { NZL: "New Zealand" },
-  { DNK: "Denmark" },
-  { NOR: "Norway" },
-  { FIN: "Finland" },
-  { RUS: "Russia" },
-  { ARE: "United Arab Emirates" },
+{ US: "United States" },
+{ CN: "China" },
+{ CA: "Canada" },
+{ GB: "United Kingdom" },
+{ JP: "Japan" },
+{ IL: "Israel" },
+{ BR: "Brazil" },
+{ FR: "France" },
+{ IE: "Ireland" },
+{ DE: "Germany" },
+{ MX: "Mexico" },
+{ IN: "India" },
+{ AU: "Australia" },
+{ KR: "South Korea" },
+{ SE: "Sweden" },
+{ NL: "Netherlands" },
+{ CH: "Switzerland" },
+{ TW: "Taiwan" },
+{ ZA: "South Africa" },
+{ HK: "Hong Kong" },
+{ SG: "Singapore" },
+{ AR: "Argentina" },
+{ CL: "Chile" },
+{ PH: "Philippines" },
+{ TR: "Turkey" },
+{ IT: "Italy" },
+{ ID: "Indonesia" },
+{ MY: "Malaysia" },
+{ LU: "Luxembourg" },
+{ VN: "Vietnam" },
+{ NZ: "New Zealand" },
+{ DK: "Denmark" },
+{ NO: "Norway" },
+{ FI: "Finland" },
+{ RU: "Russia" },
+{ AE: "United Arab Emirates" },
 ];
 
 const countryMap = Object.fromEntries(
-  listOfRelevantCountries.map((entry) => {
+  listOfRelevantCountries?.map((entry) => {
     const [code, name] = Object.entries(entry)[0];
     return [name, code];
   })
@@ -50,14 +50,14 @@ onmessage = async (event: MessageEvent) => {
 
   // Separate importance filters and country filters
   const importanceFilters = filterList.filter(
-    (item) => typeof item === "number" && [1, 2, 3].includes(item as number)
+    (item) => typeof item === "number" && [1, 2, 3]?.includes(item as number)
   ) as number[];
-  const countryFilters = filterList.filter(
+  const countryFilters = filterList?.filter(
     (item) => typeof item === "string"
   ) as string[];
 
   // Map filterList country names to abbreviations
-  const filterCodes = countryFilters.map((name) => countryMap[name]) || [];
+  const filterCodes = countryFilters?.map((name) => countryMap[name]) || [];
 
   // Filter rawData based on the mapped country codes and importance
   const output = rawData?.map((subArray) =>
@@ -65,8 +65,8 @@ onmessage = async (event: MessageEvent) => {
       const countryMatch =
         filterCodes.length === 0 || filterCodes.includes(item?.country);
       const importanceMatch =
-        importanceFilters.length === 0 ||
-        importanceFilters.includes(item?.importance);
+        importanceFilters?.length === 0 ||
+        importanceFilters?.includes(item?.importance);
       return countryMatch && importanceMatch;
     })
   );