diff --git a/src/BarChartDescriptionTables.py b/src/BarChartDescriptionTables.py
index ecd98e723b8..2fa33d0bc4e 100644
--- a/src/BarChartDescriptionTables.py
+++ b/src/BarChartDescriptionTables.py
@@ -21,6 +21,11 @@ class BarChartDescriptionTables:
         sizeOfGuessedHistogram = sum(barChartDescription['Adverse Reaction Reports guessed'])
         return sizeOfGuessedHistogram >= minSizeOfGuessedHistogram
 
+    @staticmethod
+    def hasMinSizeOfKnownHistogram(barChartDescription, minSizeOfKnownHistogram):
+        sizeOfKnownHistogram = sum(barChartDescription['Adverse Reaction Reports known'])
+        return sizeOfKnownHistogram >= minSizeOfKnownHistogram
+
     @staticmethod
     def hasCountryWithGuessedGreaterThanKnown(barChartDescription):
         guessedBarChart = barChartDescription['Adverse Reaction Reports guessed']
diff --git a/src/BarChartDescriptionTablesTest.py b/src/BarChartDescriptionTablesTest.py
index 7f161275eee..2270039ca64 100644
--- a/src/BarChartDescriptionTablesTest.py
+++ b/src/BarChartDescriptionTablesTest.py
@@ -137,6 +137,79 @@ class BarChartDescriptionTablesTest(unittest.TestCase):
                     name='VAX_LOT')),
             check_dtype=True)
 
+    def test_filterHasMinSizeOfKnownHistogram_true(self):
+        # Given
+        barChartDescriptionTable = TestHelper.createDataFrame(
+            columns=['BAR_CHART_DESCRIPTION'],
+            data=[
+                [
+                    {
+                        'countries':                        ['Germany', 'Hungary'],
+                        'Adverse Reaction Reports guessed': [10,        20],
+                        'Adverse Reaction Reports known':   [20,        30],
+                        'Jensen-Shannon distance':          0.4711
+                    }
+                ]
+            ],
+            index=pd.Index(
+                [
+                    '!D0181'
+                ],
+                name='VAX_LOT'))
+
+        # When
+        barChartDescriptionTableResult = BarChartDescriptionTables.filter(
+            barChartDescriptionTable,
+            lambda barChartDescription:
+                BarChartDescriptionTables.hasMinSizeOfKnownHistogram(
+                    barChartDescription,
+                    minSizeOfKnownHistogram=20))
+
+        # Then
+        assert_frame_equal(
+            barChartDescriptionTableResult,
+            barChartDescriptionTable,
+            check_dtype=True)
+
+    def test_filterHasMinSizeOfKnownHistogram_false(self):
+        # Given
+        barChartDescriptionTable = TestHelper.createDataFrame(
+            columns=['BAR_CHART_DESCRIPTION'],
+            data=[
+                [
+                    {
+                        'countries':                        ['Germany', 'Hungary'],
+                        'Adverse Reaction Reports guessed': [100,       20],
+                        'Adverse Reaction Reports known':   [20,        30],
+                        'Jensen-Shannon distance':          0.4711
+                    }
+                ]
+            ],
+            index=pd.Index(
+                [
+                    '!D0181'
+                ],
+                name='VAX_LOT'))
+
+        # When
+        barChartDescriptionTableResult = BarChartDescriptionTables.filter(
+            barChartDescriptionTable,
+            lambda barChartDescription:
+                BarChartDescriptionTables.hasMinSizeOfKnownHistogram(
+                    barChartDescription,
+                    minSizeOfKnownHistogram=51))
+
+        # Then
+        assert_frame_equal(
+            barChartDescriptionTableResult,
+            TestHelper.createDataFrame(
+                columns=['BAR_CHART_DESCRIPTION'],
+                data=[],
+                index=pd.Index(
+                    [],
+                    name='VAX_LOT')),
+            check_dtype=True)
+
     def test_filterHasCountryWithGuessedGreaterThanKnown(self):
         # Given
         guessed = 25