diff --git a/module2/exo4/journal.csv b/module2/exo4/journal.csv
index bc93a617dfba23f2a3ac6bdd23555daa8538291e..97c872919683152f7f654804190db0e55cceb66e 100644
--- a/module2/exo4/journal.csv
+++ b/module2/exo4/journal.csv
@@ -1,36 +1,36 @@
-Date,Min,Max
-20211101,6.3305287,22.366402
-20211102,5.7305284,19.523155
-20211103,4.8505287,17.283749
-20211104,4.6105285,16.575644
-20211105,4.1405287,15.629972
-20211106,3.9405286,14.332341
-20211107,3.8305285,13.896187
-20211108,4.0305285,15.281989
-20211109,3.8905284,14.345898
-20211110,4.4505286,17.309973
-20211111,5.4605284,20.345573
-20211112,5.5205283,23.084955
-20211113,5.6705284,25.932495
-20211114,4.8605285,18.875126
-20211115,3.9605286,20.808498
-20211116,3.6905286,22.828087
-20211117,4.0805287,22.691423
-20211118,3.1705287,22.545315
-20211119,2.0905285,20.61766
-20211120,2.0105286,20.140705
-20211121,0.6905287,17.377226
-20211122,0.5705287,17.673029
-20211123,0.21052867,17.64
-20211124,0.35052866,17.373497
-20211125,-0.25947133,16.923828
-20211126,-0.059471346,19.8
-20211127,-0.10947134,19.08
-20211128,-0.6694713,18.448023
-20211129,-1.5194713,19.201874
-20211130,-1.5094713,20.275383
-20211201,-1.3194714,18.844202
-20211202,-1.1694714,18.057508
-20211203,-1.2394713,15.876775
-20211204,-0.30947134,15.876775
-20211205,0.9505287,20.240196
+ Date,Min,Max
+2021-11-01,6.3305287,22.366402
+2021-11-02,5.7305284,19.523155
+2021-11-03,4.8505287,17.283749
+2021-11-04,4.6105285,16.575644
+2021-11-05,4.1405287,15.629972
+2021-11-06,3.9405286,14.332341
+2021-11-07,3.8305285,13.896187
+2021-11-08,4.0305285,15.281989
+2021-11-09,3.8905284,14.345898
+2021-11-10,4.4505286,17.309973
+2021-11-11,5.4605284,20.345573
+2021-11-12,5.5205283,23.084955
+2021-11-13,5.6705284,25.932495
+2021-11-14,4.8605285,18.875126
+2021-11-15,3.9605286,20.808498
+2021-11-16,3.6905286,22.828087
+2021-11-17,4.0805287,22.691423
+2021-11-18,3.1705287,22.545315
+2021-11-19,2.0905285,20.61766
+2021-11-20,2.0105286,20.140705
+2021-11-21,0.6905287,17.377226
+2021-11-22,0.5705287,17.673029
+2021-11-23,0.21052867,17.64
+2021-11-24,0.35052866,17.373497
+2021-11-25,-0.25947133,16.923828
+2021-11-26,-0.059471346,19.8
+2021-11-27,-0.10947134,19.08
+2021-11-28,-0.6694713,18.448023
+2021-11-29,-1.5194713,19.201874
+2021-11-30,-1.5094713,20.275383
+2021-12-01,-1.3194714,18.844202
+2021-12-02,-1.1694714,18.057508
+2021-12-03,-1.2394713,15.876775
+2021-12-04,-0.30947134,15.876775
+2021-12-05,0.9505287,20.240196