diff --git a/capabilities.json b/capabilities.json
index ada173b..4ac0c5d 100644
--- a/capabilities.json
+++ b/capabilities.json
@@ -314,7 +314,7 @@
               { "displayName" : "DD",          "value" : "DD" },
               { "displayName" : "Thurs DD",    "value" : "Thurs DD" },
               { "displayName" : "Thursday DD", "value" : "Thursday DD"  },
-              { "displayName" : "(blank)",    "value" : "blank" }
+              { "displayName" : "(blank)",    "value" : "(blank)" }
             ]
           }
         },
@@ -325,7 +325,7 @@
               { "displayName" : "MM",    "value" : "MM" },
               { "displayName" : "Mon",   "value" : "Mon" },
               { "displayName" : "Month", "value" : "Month" },
-              { "displayName" : "(blank)",    "value" : "blank" }
+              { "displayName" : "(blank)",    "value" : "(blank)" }
             ]
           }
         },
@@ -335,7 +335,7 @@
             "enumeration" : [
               { "displayName" : "YYYY", "value" : "YYYY" },
               { "displayName" : "YY",   "value" : "YY" },
-              { "displayName" : "(blank)",    "value" : "blank" }
+              { "displayName" : "(blank)",    "value" : "(blank)" }
             ]
           }
         },
diff --git a/src/Functions/dateSettingsToFormatOptions.ts b/src/Functions/dateSettingsToFormatOptions.ts
index cdf3bc3..50aaccc 100644
--- a/src/Functions/dateSettingsToFormatOptions.ts
+++ b/src/Functions/dateSettingsToFormatOptions.ts
@@ -5,27 +5,27 @@ const weekdayDateMap: Record<string, "long" | "short"> = {
   "DD" : null,
   "Thurs DD" : "short",
   "Thursday DD" : "long",
-  "blank" : null
+  "(blank)" : null
 }
 
 const monthDateMap: Record<string, "2-digit" | "short" | "long"> = {
   "MM" : "2-digit",
   "Mon" : "short",
   "Month" : "long",
-  "blank" : null
+  "(blank)" : null
 }
 
 const yearDateMap: Record<string, "numeric" | "2-digit"> = {
   "YYYY" : "numeric",
   "YY" : "2-digit",
-  "blank" : null
+  "(blank)" : null
 }
 
 const dayDateMap = {
   "DD" : "2-digit",
   "Thurs DD" : "2-digit",
   "Thursday DD" : "2-digit",
-  "blank" : null
+  "(blank)" : null
 }
 
 const dateOptionsLookup = {
diff --git a/src/Functions/extractDataColumn.ts b/src/Functions/extractDataColumn.ts
index cb9971f..44db26d 100644
--- a/src/Functions/extractDataColumn.ts
+++ b/src/Functions/extractDataColumn.ts
@@ -23,8 +23,11 @@ function extractKeys(inputView: DataViewCategorical, inputSettings: defaultSetti
       return null
     }
     const dateParts = datePartsToRecord(formatter.formatToParts(<Date>value))
-    const quarter: string = inputDates.quarters?.[idx] ?? ""
-    return `${dateParts.weekday} ${dateParts.day}${delim}${dateParts.month}${delim}${quarter}${delim}${dateParts.year}`
+    const datePartStrings: string[] = [dateParts.weekday + " " + dateParts.day,
+                                        dateParts.month,
+                                        inputDates.quarters?.[idx] ?? "",
+                                        dateParts.year];
+    return datePartStrings.filter(d => String(d).trim()).join(delim)
   })
 }