diff --git a/sensors/energy.yaml b/sensors/energy.yaml
index dd4c704..e0e1531 100644
--- a/sensors/energy.yaml
+++ b/sensors/energy.yaml
@@ -45,3 +45,27 @@
   unit_prefix: k
   unit_time: h
   round: 4
+
+- platform: statistics
+  name: Average energy price last 30d mean
+  entity_id: sensor.energi_data_service
+  state_characteristic: mean
+  sampling_size: 760
+  max_age:
+    days: 30
+
+- platform: statistics
+  name: Energy price last 30d (std)
+  entity_id: sensor.energi_data_service
+  state_characteristic: standard_deviation
+  sampling_size: 512
+  max_age:
+    days: 30
+
+- platform: statistics
+  name: Energy price last 30d (mean)
+  entity_id: sensor.energi_data_service
+  state_characteristic: mean
+  sampling_size: 512
+  max_age:
+    days: 30
diff --git a/template/historic_energy_price.yaml b/template/historic_energy_price.yaml
new file mode 100644
index 0000000..68ebdb7
--- /dev/null
+++ b/template/historic_energy_price.yaml
@@ -0,0 +1,12 @@
+- sensor:
+    - name: Historic Energy Price Percentiles
+      unique_id: historic_energy_price_percentiles
+      state: OK
+      attributes:
+        25th: "{{ states('sensor.average_energy_price_last_30d_mean') | float(0) + states('sensor.energy_price_last_30d_std') | float(0) * -0.63 }}"
+        50th: "{{ states('sensor.average_energy_price_last_30d_mean') | float(0) + states('sensor.energy_price_last_30d_std') | float(0) * 0 }}"
+        75th: "{{ states('sensor.average_energy_price_last_30d_mean') | float(0) + states('sensor.energy_price_last_30d_std') | float(0) * 0.57 }}"
+        90th: "{{ states('sensor.average_energy_price_last_30d_mean') | float(0) + states('sensor.energy_price_last_30d_std') | float(0) * 1.29 }}"
+        95th: "{{ states('sensor.average_energy_price_last_30d_mean') | float(0) + states('sensor.energy_price_last_30d_std') | float(0) * 1.65 }}"
+        99th: "{{ states('sensor.average_energy_price_last_30d_mean') | float(0) + states('sensor.energy_price_last_30d_std') | float(0) * 2.33 }}"
+        100th: "{{ states('sensor.average_energy_price_last_30d_mean') | float(0) + states('sensor.energy_price_last_30d_std') | float(0) * 3.9 }}"