diff --git a/android/uhabits-android/src/main/java/org/isoron/uhabits/activities/habits/show/views/BarCard.kt b/android/uhabits-android/src/main/java/org/isoron/uhabits/activities/habits/show/views/BarCard.kt
index 361b0294f..759d00a6b 100644
--- a/android/uhabits-android/src/main/java/org/isoron/uhabits/activities/habits/show/views/BarCard.kt
+++ b/android/uhabits-android/src/main/java/org/isoron/uhabits/activities/habits/show/views/BarCard.kt
@@ -24,6 +24,7 @@ import android.view.*
 import android.widget.*
 import org.isoron.uhabits.activities.habits.show.views.ScoreCardPresenter.Companion.getTruncateField
 import org.isoron.uhabits.core.models.*
+import org.isoron.uhabits.core.utils.*
 import org.isoron.uhabits.databinding.*
 import org.isoron.uhabits.utils.*
 
@@ -95,14 +96,19 @@ class BarCardPresenter(
         } else {
             boolBucketSizes[boolSpinnerPosition]
         }
+        val today = DateUtils.getToday()
+        val oldest = habit.computedEntries.getKnown().lastOrNull()?.timestamp ?: today
         val entries = if (bucketSize == 1) {
-            habit.computedEntries.getKnown()
+            habit.computedEntries.getByInterval(oldest, today).map {
+                if (it.value < 0) Entry(it.timestamp, 0) else it
+            }
         } else {
             habit.computedEntries.groupBy(
+                    original = habit.computedEntries.getByInterval(oldest, today),
                     field = getTruncateField(bucketSize),
                     firstWeekday = firstWeekday,
                     isNumerical = habit.isNumerical,
-            ).map { Entry(it.timestamp, it.value * 1000) }
+            )
         }
         return BarCardViewModel(
                 entries = entries,
diff --git a/android/uhabits-core/src/main/java/org/isoron/uhabits/core/models/EntryList.kt b/android/uhabits-core/src/main/java/org/isoron/uhabits/core/models/EntryList.kt
index a48a251ce..0220bad0d 100644
--- a/android/uhabits-core/src/main/java/org/isoron/uhabits/core/models/EntryList.kt
+++ b/android/uhabits-core/src/main/java/org/isoron/uhabits/core/models/EntryList.kt
@@ -81,11 +81,11 @@ open class EntryList {
      * relevant when grouping by week.
      */
     open fun groupBy(
+            original: List<Entry>,
             field: DateUtils.TruncateField,
             firstWeekday: Int,
             isNumerical: Boolean,
     ): List<Entry> {
-        val original = getKnown()
         val truncated = original.map {
             Entry(it.timestamp.truncate(field, firstWeekday), it.value)
         }
@@ -97,7 +97,9 @@ open class EntryList {
                 values.add(0)
             }
             if (isNumerical) {
-                values[values.lastIndex] += truncated[i].value
+                if (truncated[i].value > 0) {
+                    values[values.lastIndex] += truncated[i].value
+                }
             } else {
                 if (truncated[i].value == YES_MANUAL) {
                     values[values.lastIndex] += 1
@@ -244,7 +246,7 @@ open class EntryList {
             firstWeekday: Int,
             isNumerical: Boolean,
     ): Int {
-        val groups: List<Entry> = groupBy(truncateField, firstWeekday, isNumerical)
+        val groups: List<Entry> = groupBy(getKnown(), truncateField, firstWeekday, isNumerical)
         return if (groups.isEmpty()) 0 else groups[0].value
     }
 
diff --git a/android/uhabits-core/src/main/java/org/isoron/uhabits/core/models/sqlite/SQLiteEntryList.kt b/android/uhabits-core/src/main/java/org/isoron/uhabits/core/models/sqlite/SQLiteEntryList.kt
index 20d8fda64..d7f7e77dc 100644
--- a/android/uhabits-core/src/main/java/org/isoron/uhabits/core/models/sqlite/SQLiteEntryList.kt
+++ b/android/uhabits-core/src/main/java/org/isoron/uhabits/core/models/sqlite/SQLiteEntryList.kt
@@ -71,9 +71,14 @@ class SQLiteEntryList(database: Database) : EntryList() {
         return super.getKnown()
     }
 
-    override fun groupBy(field: DateUtils.TruncateField, firstWeekday: Int, isNumerical: Boolean): List<Entry> {
+    override fun groupBy(
+            original: List<Entry>,
+            field: DateUtils.TruncateField,
+            firstWeekday: Int,
+            isNumerical: Boolean
+    ): List<Entry> {
         loadRecords()
-        return super.groupBy(field, firstWeekday, isNumerical)
+        return super.groupBy(original, field, firstWeekday, isNumerical)
     }
 
     override fun recomputeFrom(originalEntries: EntryList, frequency: Frequency, isNumerical: Boolean) {
diff --git a/android/uhabits-core/src/test/java/org/isoron/uhabits/core/models/EntryListTest.kt b/android/uhabits-core/src/test/java/org/isoron/uhabits/core/models/EntryListTest.kt
index d6777ab27..3c6ed8bd1 100644
--- a/android/uhabits-core/src/test/java/org/isoron/uhabits/core/models/EntryListTest.kt
+++ b/android/uhabits-core/src/test/java/org/isoron/uhabits/core/models/EntryListTest.kt
@@ -162,6 +162,7 @@ class EntryListTest {
         }
 
         val byMonth = entries.groupBy(
+                original = entries.getKnown(),
                 field = DateUtils.TruncateField.MONTH,
                 firstWeekday = Calendar.SATURDAY,
                 isNumerical = true,
@@ -172,6 +173,7 @@ class EntryListTest {
         assertThat(byMonth[12], equalTo(Entry(Timestamp.from(2013, Calendar.MAY, 1), 1271)))
 
         val byQuarter = entries.groupBy(
+                original = entries.getKnown(),
                 field = DateUtils.TruncateField.QUARTER,
                 firstWeekday = Calendar.SATURDAY,
                 isNumerical = true,
@@ -182,6 +184,7 @@ class EntryListTest {
         assertThat(byQuarter[5], equalTo(Entry(Timestamp.from(2013, Calendar.JANUARY, 1), 4975)))
 
         val byYear = entries.groupBy(
+                original = entries.getKnown(),
                 field = DateUtils.TruncateField.YEAR,
                 firstWeekday = Calendar.SATURDAY,
                 isNumerical = true,
@@ -208,6 +211,7 @@ class EntryListTest {
         }
 
         val byMonth = entries.groupBy(
+                original = entries.getKnown(),
                 field = DateUtils.TruncateField.MONTH,
                 firstWeekday = Calendar.SATURDAY,
                 isNumerical = false,
@@ -218,6 +222,7 @@ class EntryListTest {
         assertThat(byMonth[12], equalTo(Entry(Timestamp.from(2013, Calendar.MAY, 1), 6)))
 
         val byQuarter = entries.groupBy(
+                original = entries.getKnown(),
                 field = DateUtils.TruncateField.QUARTER,
                 firstWeekday = Calendar.SATURDAY,
                 isNumerical = true,
@@ -228,6 +233,7 @@ class EntryListTest {
         assertThat(byQuarter[5], equalTo(Entry(Timestamp.from(2013, Calendar.JANUARY, 1), 40)))
 
         val byYear = entries.groupBy(
+                original = entries.getKnown(),
                 field = DateUtils.TruncateField.YEAR,
                 firstWeekday = Calendar.SATURDAY,
                 isNumerical = true,