diff --git a/Demand_forcasting/input_data_focasting.csv b/Demand_forcasting/input_data_focasting.csv
new file mode 100644
index 0000000..578a741
--- /dev/null
+++ b/Demand_forcasting/input_data_focasting.csv
@@ -0,0 +1,114 @@
+journaldate,sum,itemid,itemname
+14-07-2017,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+20-07-2017,60,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+23-08-2017,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+01-09-2017,60,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+06-10-2017,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+13-11-2017,60,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+06-03-2018,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+07-03-2018,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+28-04-2018,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+18-05-2018,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+25-05-2018,100,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+12-06-2018,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+28-07-2018,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+23-10-2018,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+03-11-2018,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+30-11-2018,60,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+11-12-2018,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+08-01-2019,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+31-01-2019,100,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+18-02-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+19-02-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+28-02-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+30-03-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+16-04-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+20-04-2019,100,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+23-04-2019,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+26-04-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+14-05-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+18-05-2019,60,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+20-05-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+23-05-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+27-05-2019,200,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+10-06-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+12-06-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+23-07-2019,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+30-07-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+16-09-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+02-11-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+09-11-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+20-11-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+26-11-2019,100,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+30-11-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+04-12-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+11-12-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+23-12-2019,100,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+28-12-2019,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+31-01-2020,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+09-03-2020,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+17-03-2020,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+21-03-2020,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+16-05-2020,100,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+08-06-2020,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+18-06-2020,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+08-07-2020,60,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+28-07-2020,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+04-08-2020,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+19-09-2020,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+26-09-2020,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+06-10-2020,100,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+15-10-2020,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+10-11-2020,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+27-11-2020,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+26-12-2020,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+19-01-2021,100,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+03-02-2021,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+04-02-2021,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+13-02-2021,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+17-02-2021,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+09-03-2021,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+28-06-2021,100,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+29-06-2021,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+30-06-2021,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+06-07-2021,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+23-08-2021,200,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+25-08-2021,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+27-08-2021,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+06-09-2021,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+10-09-2021,100,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+20-09-2021,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+06-10-2021,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+16-10-2021,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+20-10-2021,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+09-11-2021,200,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+16-11-2021,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+18-11-2021,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+24-11-2021,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+07-12-2021,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+08-12-2021,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+25-12-2021,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+07-01-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+10-01-2022,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+30-01-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+07-02-2022,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+09-02-2022,120,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+10-02-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+16-02-2022,80,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+17-02-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+29-03-2022,40,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+30-03-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+13-04-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+23-04-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+26-05-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+03-06-2022,60,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+14-06-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+16-06-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+22-06-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+23-06-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+02-08-2022,120,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+04-08-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+10-08-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+19-08-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+23-09-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L
+08-10-2022,20,1.01E+14,MOBILUBE 1 SHC 75W-90 PAIL 20L