diff --git a/mytoyota/client.py b/mytoyota/client.py
index 462738af..b8fc1419 100644
--- a/mytoyota/client.py
+++ b/mytoyota/client.py
@@ -10,7 +10,7 @@
     DATE_FORMAT,
     DAY,
     IMPERIAL,
-    IMPERIAL_MPG,
+    IMPERIAL_LITERS,
     INTERVAL_SUPPORTED,
     ISOWEEK,
     METRIC,
@@ -233,19 +233,19 @@ async def get_driving_statistics(  # pylint: disable=too-many-branches
         # Format data so we get a uniform output.
 
         imperial = False
-        use_mpg = False
+        use_liters = False
 
         if unit is IMPERIAL:
             imperial = True
-        if unit is IMPERIAL_MPG:
+        if unit is IMPERIAL_LITERS:
             imperial = True
-            use_mpg = True
+            use_liters = True
 
         statistics = Statistics(
             raw_statistics=raw_statistics,
             interval=interval,
             imperial=imperial,
-            use_mpg=use_mpg,
+            use_liters=use_liters,
         )
 
         return statistics.as_list()
diff --git a/mytoyota/const.py b/mytoyota/const.py
index 5858303a..01f6386a 100644
--- a/mytoyota/const.py
+++ b/mytoyota/const.py
@@ -66,7 +66,7 @@
 
 METRIC = "metric"
 IMPERIAL = "imperial"
-IMPERIAL_MPG = "imperial_mpg"
+IMPERIAL_LITERS = "imperial_liters"
 
 # DATE FORMATS
 DATE_FORMAT_YEAR = "YYYY"
diff --git a/mytoyota/statistics.py b/mytoyota/statistics.py
index 60da3e34..0dc73557 100644
--- a/mytoyota/statistics.py
+++ b/mytoyota/statistics.py
@@ -14,7 +14,7 @@
     DAYOFYEAR,
     HISTOGRAM,
     IMPERIAL,
-    IMPERIAL_MPG,
+    IMPERIAL_LITERS,
     ISOWEEK,
     METRIC,
     MONTH,
@@ -36,7 +36,7 @@ def __init__(
         raw_statistics: dict,
         interval: str,
         imperial: bool = False,
-        use_mpg: bool = False,
+        use_liters: bool = False,
     ) -> None:
 
         self._now: Arrow = arrow.now()
@@ -48,7 +48,7 @@ def __init__(
         stats_as_list = self._add_bucket(raw_statistics, interval)
 
         if imperial:
-            stats_as_list = self._convert_to_imperial(stats_as_list, use_mpg)
+            stats_as_list = self._convert_to_imperial(stats_as_list, use_liters)
 
         self._statistic = stats_as_list
 
@@ -57,7 +57,7 @@ def as_list(self) -> list:
         return self._statistic
 
     @staticmethod
-    def _convert_to_imperial(data: list, use_mpg: bool) -> list:
+    def _convert_to_imperial(data: list, use_liters: bool) -> list:
         """
         Toyota converts some of the data, but not all for some reason. This function
         corrects these values and adds the possibility to show them in MPG also.
@@ -65,15 +65,15 @@ def _convert_to_imperial(data: list, use_mpg: bool) -> list:
 
         def convert_to_miles(kilometers: float) -> float:
             """Convert kilometers to miles"""
-            return kilometers * 0.621371192
+            return round(kilometers * 0.621371192, 4)
 
         def convert_to_liter_per_100_miles(liters: float) -> float:
             """Convert liters per 100 km to liters per 100 miles"""
-            return liters * 1.609344
+            return round(liters * 1.609344, 4)
 
         def convert_to_mpg(liters_per_100_km: float) -> float:
             """Convert to miles per UK gallon (MPG)"""
-            return 282.5 / liters_per_100_km
+            return round(282.5 / liters_per_100_km, 4)
 
         attributes_to_convert = [
             "evDistanceInKm",
@@ -87,22 +87,22 @@ def convert_to_mpg(liters_per_100_km: float) -> float:
         for periode in data:
             periode[BUCKET].update(
                 {
-                    UNIT: IMPERIAL_MPG if use_mpg else IMPERIAL,
+                    UNIT: IMPERIAL_LITERS if use_liters else IMPERIAL,
                 }
             )
             for attribute in attributes_to_convert:
                 if attribute in periode[DATA]:
+                    if attribute == "totalFuelConsumedInL":
+                        periode[DATA][attribute] = (
+                            convert_to_liter_per_100_miles(periode[DATA][attribute])
+                            if use_liters
+                            else convert_to_mpg(periode[DATA][attribute])
+                        )
+                        continue
+
                     periode[DATA][attribute] = convert_to_miles(
                         periode[DATA][attribute]
                     )
-
-                if attribute == "totalFuelConsumedInL" and attribute in periode[DATA]:
-                    periode[DATA][attribute] = (
-                        convert_to_mpg(periode[DATA][attribute])
-                        if use_mpg
-                        else convert_to_liter_per_100_miles(periode[DATA][attribute])
-                    )
-
         return data
 
     def _add_bucket(self, data: dict, interval: str) -> list: