diff --git a/src/components/Table/index.ts b/src/components/Table/index.ts
index 485493d..153ff66 100644
--- a/src/components/Table/index.ts
+++ b/src/components/Table/index.ts
@@ -82,11 +82,23 @@ export const makeNumericSorter = (key: string) => (a: any, b: any) => a[key] - b
 
 export const makeStringSorter = (key: string) => (a: any, b: any) => 
 {
+  if(a == null && b == null)
+    return 1
+
+  if(a == null)
+    return 1
+
+  if(b == null)
+    return -1
+
+  let aValue = a[key]
+  let bValue = b[key]
+
   for (let i = 0; i < a.length; i++) {
-    if (isNaN(b.charCodeAt(i)) || (a.charCodeAt(i) > b.charCodeAt(i)))
+    if (isNaN(aValue.charCodeAt(i)) || (aValue.charCodeAt(i) > bValue.charCodeAt(i)))
       return 1
 
-    if (a.charCodeAt(i) > b.charCodeAt(i))
+    if (aValue.charCodeAt(i) > bValue.charCodeAt(i))
       return -1
   }
   return 0
@@ -106,18 +118,34 @@ export const makeGroupColumn = (title: string, children: object[]) => ({
   children: children,
 })
 
-export const makeTextColumn = (title: string, dataIndex: string, 
-  filters: object[], sorter?: (key: string) => any, render?: any, other?: any) => ({  
+export const makeTextColumn = (
+  title: string, 
+  dataIndex: string, 
+  filters: object[], 
+  sorter?: (key: string) => any, 
+  render?: any, 
+  other?: any) => ({  
     title: title,
     dataIndex: dataIndex,
     key: dataIndex,
     filters: filters,
     onFilter: filters ? makeFilterTextMatch(dataIndex) : null,
-    sorter: sorter ? makeStringSorter(dataIndex) : null,
+    sorter: sorter ?? makeStringSorter(dataIndex),
     render: render,
     ...other
 })
 
+const defaultNumericRender = (value: any, row: object) => {
+  const placeholder = '-'
+  if((value === null) || 
+    (value === undefined) || 
+    Number.isNaN(value) ||
+    !Number.isFinite(value))
+    return placeholder
+  
+  return (+value).toPrecision(5)
+}
+
 export const makeNumericColumn = (title: string, dataIndex: string, 
   filters: object[], filterDelegate: (key: string | number) => any,
   renderDelegate: (_: any, row: object) => any, width: string) => ({  
@@ -128,7 +156,7 @@ export const makeNumericColumn = (title: string, dataIndex: string,
     onFilter: filterDelegate ? filterDelegate(dataIndex) : null,
     sorter: makeNumericSorter(dataIndex),
     width: width,
-    render: renderDelegate,
+    render: renderDelegate??defaultNumericRender,
     align: 'right'
 })
 
diff --git a/src/pages/Cluster/ClusterSections.jsx b/src/pages/Cluster/ClusterSections.jsx
index 43952a3..b87ecd6 100644
--- a/src/pages/Cluster/ClusterSections.jsx
+++ b/src/pages/Cluster/ClusterSections.jsx
@@ -127,82 +127,59 @@ export default function ClusterSections({ clusterData }) {
 
   const columns = [
     makeTextColumn("скв №", "caption", null, null, 
-      (_, item) => <Link to={`/well/${item.id}`}>{item.caption ?? '-'}</Link>
+      (text, item) => <Link to={`/well/${item?.id}`}>{text ?? '-'}</Link>
     ),
     makeTextColumn("Секция", "sectionType", filtersSectionsType, null, 
-      (_, item) => _ ?? '-'
+      (text, item) => text ?? '-'
     ),
     makeNumericColumnPlanFact(
       "Глубина", 
       "sectionWellDepth", 
       filtersMinMax, 
-      makeFilterMinMaxFunction,
-      (number) => (!Number.isNaN(number) && number !== undefined) 
-                  ? number.toFixed(2) 
-                  : '-', 
+      makeFilterMinMaxFunction
     ),
     makeNumericColumnPlanFact(
       "Продолжительность",
       "sectionBuildDays",
       filtersMinMax,
-      makeFilterMinMaxFunction,
-      (number) => (!Number.isNaN(number) && number !== undefined) 
-                  ? number.toFixed(2) 
-                  : '-', 
+      makeFilterMinMaxFunction
     ),
     makeNumericColumnPlanFact(
       "МСП", 
       "sectionRateOfPenetration", 
       filtersMinMax, 
-      makeFilterMinMaxFunction,
-      (number) => (!Number.isNaN(number) && number !== undefined) 
-                  ? number.toFixed(2) 
-                  : '-', 
+      makeFilterMinMaxFunction
     ),
     makeNumericColumnPlanFact(
       "Рейсовая скорость",
       "sectionRouteSpeed",
       filtersMinMax,
-      makeFilterMinMaxFunction,
-      (number) => (!Number.isNaN(number) && number !== undefined) 
-                  ? number.toFixed(2) 
-                  : '-', 
+      makeFilterMinMaxFunction
     ),
     makeNumericColumnPlanFact(
       "Спуск КНБК", 
       "sectionBhaDownSpeed", 
       filtersMinMax, 
-      makeFilterMinMaxFunction,
-      (number) => (!Number.isNaN(number) && number !== undefined) 
-                  ? number.toFixed(2) 
-                  : '-', 
+      makeFilterMinMaxFunction
     ),
     makeNumericColumnPlanFact(
       "Подъем КНБК", 
       "sectionBhaUpSpeed", 
       filtersMinMax, 
-      makeFilterMinMaxFunction,
-      (number) => (!Number.isNaN(number) && number !== undefined) 
-                  ? number.toFixed(2) 
-                  : '-', 
+      makeFilterMinMaxFunction
     ),
     makeNumericColumnPlanFact(
       "Скорость спуска ОК",
       "sectionCasingDownSpeed",
       filtersMinMax,
-      makeFilterMinMaxFunction,
-      (number) => (!Number.isNaN(number) && number !== undefined) 
-                  ? number.toFixed(2) 
-                  : '-',  
+      makeFilterMinMaxFunction
     ),
     makeNumericColumnPlanFact(
       "НПВ, сут",
       "nonProductiveTime",
       filtersMinMax,
       makeFilterMinMaxFunction,
-      (number) => (!Number.isNaN(number) && number !== undefined) 
-                  ? number.toFixed(2) 
-                  : '-', 
+      null,
       "70px"
     ),
     {