diff --git a/band-plan-iaru_r1_hf.yml b/band-plan-iaru_r1_hf.yml
index f4f6c72..54e6b1f 100644
--- a/band-plan-iaru_r1_hf.yml
+++ b/band-plan-iaru_r1_hf.yml
@@ -8,6 +8,7 @@
     description: Description
   }
   frequency_unit: kHz
+  frequency_fraction_digits: 0
   comments:
     - Source Base: '<a href="https://www.iaru-r1.org/wp-content/uploads/2021/06/hf_r1_bandplan.pdf">https://www.iaru-r1.org/wp-content/uploads/2021/06/hf_r1_bandplan.pdf</a>'
     - Source Base Date: "2021-06-09"
diff --git a/band-plan.html b/band-plan.html
index 9d4dc5e..43d4a06 100644
--- a/band-plan.html
+++ b/band-plan.html
@@ -125,15 +125,27 @@ div>label {
 			return Number(number) >= Number(min) && Number(number) <= Number(max);
 		}
 
-		function add_column(row, cols, header) {
+		function add_column(row, cols, header, minimum_fraction_digits = 0) {
+			const formatter = new Intl.NumberFormat("en-US", {
+				minimumFractionDigits: minimum_fraction_digits,
+				maximumFractionDigits: 100,
+			});
 			header.columns.forEach((col) => {
 				if (header.columns.includes(col)) {
 					if (typeof cols[col] === "object") {
 						for (const [key, value] of Object.entries(cols[col])) {
-							row[col + "_" + key] = value;
+							if ((key === "frequency") && (typeof value === "number")) {
+								row[col + "_" + key] = formatter.format(value);
+							} else {
+								row[col + "_" + key] = value;
+							}
 						}
 					} else {
-						row[col] = cols[col];
+						if ((col === "frequency") && (typeof cols[col] === "number")) {
+							row[col] = formatter.format(cols[col]);
+						} else {
+							row[col] = cols[col];
+						}
 					}
 				}
 			});
@@ -183,7 +195,7 @@ div>label {
 					// then fill tdata
 					regulations.forEach((reg) => {
 						if ((typeof reg.header === "undefined") || (reg.header == false)) {
-							add_column(row, base, header["base"]);
+							add_column(row, base, header["base"], header["base"].frequency_fraction_digits);
 
 							let [reg_start, reg_end] = reg.frequency.split("-");
 							reg_start = Qty(Number(reg_start), header["regulation"].frequency_unit).to(header["base"].frequency_unit).scalar;
@@ -191,7 +203,7 @@ div>label {
 							if (typeof base.frequency === "number") {
 								// at single frequency 
 								if (isInRange(base.frequency, reg_start, reg_end)) {
-									add_column(row, reg, header["regulation"]);
+									add_column(row, reg, header["regulation"], header["base"].frequency_fraction_digits);
 									tdata.push(row);
 								}
 							} else {